Home / 74,710,266.31-112,099,449.98-38,344,194.46

Finding the Fourth Proportional to 74,710,266.31, 112,099,449.98 and 38,344,194.46

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Solution

The fourth proportional to 74,710,266.31, 112,099,449.98 and 38,344,194.46 is: 57,533,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,710,266.31 : 112,099,449.98 = 38,344,194.46 : x
  2. Step 2: Convert to fraction form
    74,710,266.31/112,099,449.98 = 38,344,194.46/x
  3. Step 3: Cross multiply
    74,710,266.31x = 112,099,449.98 × 38,344,194.46
  4. Step 4: Simplify right side
    74,710,266.31x = 4,298,363,108,420,193.50
  5. Step 5: Solve for x
    x = 4,298,363,108,420,193.50/74,710,266.31
  6. Step 6: Final answer
    x = 57,533,767.73

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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.