Home / 52,005,942.10-78,008,913.15-25,132,086.10

Finding the Fourth Proportional to 52,005,942.10, 78,008,913.15 and 25,132,086.10

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Solution

The fourth proportional to 52,005,942.10, 78,008,913.15 and 25,132,086.10 is: 37,698,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,005,942.10 : 78,008,913.15 = 25,132,086.10 : x
  2. Step 2: Convert to fraction form
    52,005,942.10/78,008,913.15 = 25,132,086.10/x
  3. Step 3: Cross multiply
    52,005,942.10x = 78,008,913.15 × 25,132,086.10
  4. Step 4: Simplify right side
    52,005,942.10x = 1,960,526,721,853,222.50
  5. Step 5: Solve for x
    x = 1,960,526,721,853,222.50/52,005,942.10
  6. Step 6: Final answer
    x = 37,698,129.15

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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.