Home / 18,676,517.15-28,014,775.73-14,897,381.15

Finding the Fourth Proportional to 18,676,517.15, 28,014,775.73 and 14,897,381.15

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Solution

The fourth proportional to 18,676,517.15, 28,014,775.73 and 14,897,381.15 is: 22,346,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,676,517.15 : 28,014,775.73 = 14,897,381.15 : x
  2. Step 2: Convert to fraction form
    18,676,517.15/28,014,775.73 = 14,897,381.15/x
  3. Step 3: Cross multiply
    18,676,517.15x = 28,014,775.73 × 14,897,381.15
  4. Step 4: Simplify right side
    18,676,517.15x = 417,346,791,881,579.50
  5. Step 5: Solve for x
    x = 417,346,791,881,579.50/18,676,517.15
  6. Step 6: Final answer
    x = 22,346,071.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.