Home / 52,213,618.40-72,050,569.02-30,188,531

Finding the Fourth Proportional to 52,213,618.40, 72,050,569.02 and 30,188,531

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Solution

The fourth proportional to 52,213,618.40, 72,050,569.02 and 30,188,531 is: 41,657,730.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213,618.40 : 72,050,569.02 = 30,188,531 : x
  2. Step 2: Convert to fraction form
    52,213,618.40/72,050,569.02 = 30,188,531/x
  3. Step 3: Cross multiply
    52,213,618.40x = 72,050,569.02 × 30,188,531
  4. Step 4: Simplify right side
    52,213,618.40x = 2,175,100,836,427,909.50
  5. Step 5: Solve for x
    x = 2,175,100,836,427,909.50/52,213,618.40
  6. Step 6: Final answer
    x = 41,657,730.36

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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.