Home / 52,664,984.52-72,692,284.19-30,642,737.43

Finding the Fourth Proportional to 52,664,984.52, 72,692,284.19 and 30,642,737.43

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Solution

The fourth proportional to 52,664,984.52, 72,692,284.19 and 30,642,737.43 is: 42,295,475.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,664,984.52 : 72,692,284.19 = 30,642,737.43 : x
  2. Step 2: Convert to fraction form
    52,664,984.52/72,692,284.19 = 30,642,737.43/x
  3. Step 3: Cross multiply
    52,664,984.52x = 72,692,284.19 × 30,642,737.43
  4. Step 4: Simplify right side
    52,664,984.52x = 2,227,490,577,621,110.25
  5. Step 5: Solve for x
    x = 2,227,490,577,621,110.25/52,664,984.52
  6. Step 6: Final answer
    x = 42,295,475.79

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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.