Home / 56,459,722.52-77,914,056.12-31,341,560.96

Finding the Fourth Proportional to 56,459,722.52, 77,914,056.12 and 31,341,560.96

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Solution

The fourth proportional to 56,459,722.52, 77,914,056.12 and 31,341,560.96 is: 43,251,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,459,722.52 : 77,914,056.12 = 31,341,560.96 : x
  2. Step 2: Convert to fraction form
    56,459,722.52/77,914,056.12 = 31,341,560.96/x
  3. Step 3: Cross multiply
    56,459,722.52x = 77,914,056.12 × 31,341,560.96
  4. Step 4: Simplify right side
    56,459,722.52x = 2,441,948,139,525,841.50
  5. Step 5: Solve for x
    x = 2,441,948,139,525,841.50/56,459,722.52
  6. Step 6: Final answer
    x = 43,251,153.75

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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.