Home / 12,028,087.30-18,042,130.95-10,833,693.70

Finding the Fourth Proportional to 12,028,087.30, 18,042,130.95 and 10,833,693.70

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Solution

The fourth proportional to 12,028,087.30, 18,042,130.95 and 10,833,693.70 is: 16,250,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,087.30 : 18,042,130.95 = 10,833,693.70 : x
  2. Step 2: Convert to fraction form
    12,028,087.30/18,042,130.95 = 10,833,693.70/x
  3. Step 3: Cross multiply
    12,028,087.30x = 18,042,130.95 × 10,833,693.70
  4. Step 4: Simplify right side
    12,028,087.30x = 195,462,920,407,590
  5. Step 5: Solve for x
    x = 195,462,920,407,590/12,028,087.30
  6. Step 6: Final answer
    x = 16,250,540.55

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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.