Home / 65,725,753.19-90,679,509.45-37,847,862.50

Finding the Fourth Proportional to 65,725,753.19, 90,679,509.45 and 37,847,862.50

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Solution

The fourth proportional to 65,725,753.19, 90,679,509.45 and 37,847,862.50 is: 52,217,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,725,753.19 : 90,679,509.45 = 37,847,862.50 : x
  2. Step 2: Convert to fraction form
    65,725,753.19/90,679,509.45 = 37,847,862.50/x
  3. Step 3: Cross multiply
    65,725,753.19x = 90,679,509.45 × 37,847,862.50
  4. Step 4: Simplify right side
    65,725,753.19x = 3,432,025,605,231,050.50
  5. Step 5: Solve for x
    x = 3,432,025,605,231,050.50/65,725,753.19
  6. Step 6: Final answer
    x = 52,217,364.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.