Home / 37,156,747.30-55,735,120.95-12,887,608.30

Finding the Fourth Proportional to 37,156,747.30, 55,735,120.95 and 12,887,608.30

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Solution

The fourth proportional to 37,156,747.30, 55,735,120.95 and 12,887,608.30 is: 19,331,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,156,747.30 : 55,735,120.95 = 12,887,608.30 : x
  2. Step 2: Convert to fraction form
    37,156,747.30/55,735,120.95 = 12,887,608.30/x
  3. Step 3: Cross multiply
    37,156,747.30x = 55,735,120.95 × 12,887,608.30
  4. Step 4: Simplify right side
    37,156,747.30x = 718,292,407,356,724
  5. Step 5: Solve for x
    x = 718,292,407,356,724/37,156,747.30
  6. Step 6: Final answer
    x = 19,331,412.45

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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.