Home / 74,160,374.10-102,331,909.71-40,661,037.52

Finding the Fourth Proportional to 74,160,374.10, 102,331,909.71 and 40,661,037.52

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Solution

The fourth proportional to 74,160,374.10, 102,331,909.71 and 40,661,037.52 is: 56,107,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,160,374.10 : 102,331,909.71 = 40,661,037.52 : x
  2. Step 2: Convert to fraction form
    74,160,374.10/102,331,909.71 = 40,661,037.52/x
  3. Step 3: Cross multiply
    74,160,374.10x = 102,331,909.71 × 40,661,037.52
  4. Step 4: Simplify right side
    74,160,374.10x = 4,160,921,619,955,732
  5. Step 5: Solve for x
    x = 4,160,921,619,955,732/74,160,374.10
  6. Step 6: Final answer
    x = 56,107,074.30

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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.