Home / 12,020,540.60-18,031,925.01-4,346,104.88

Finding the Fourth Proportional to 12,020,540.60, 18,031,925.01 and 4,346,104.88

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Solution

The fourth proportional to 12,020,540.60, 18,031,925.01 and 4,346,104.88 is: 6,519,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020,540.60 : 18,031,925.01 = 4,346,104.88 : x
  2. Step 2: Convert to fraction form
    12,020,540.60/18,031,925.01 = 4,346,104.88/x
  3. Step 3: Cross multiply
    12,020,540.60x = 18,031,925.01 × 4,346,104.88
  4. Step 4: Simplify right side
    12,020,540.60x = 78,368,637,281,755.05
  5. Step 5: Solve for x
    x = 78,368,637,281,755.05/12,020,540.60
  6. Step 6: Final answer
    x = 6,519,560.13

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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.