Home / 52,475,608.80-78,728,158.80-25,550,143.20

Finding the Fourth Proportional to 52,475,608.80, 78,728,158.80 and 25,550,143.20

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Solution

The fourth proportional to 52,475,608.80, 78,728,158.80 and 25,550,143.20 is: 38,332,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475,608.80 : 78,728,158.80 = 25,550,143.20 : x
  2. Step 2: Convert to fraction form
    52,475,608.80/78,728,158.80 = 25,550,143.20/x
  3. Step 3: Cross multiply
    52,475,608.80x = 78,728,158.80 × 25,550,143.20
  4. Step 4: Simplify right side
    52,475,608.80x = 2,011,515,731,212,340
  5. Step 5: Solve for x
    x = 2,011,515,731,212,340/52,475,608.80
  6. Step 6: Final answer
    x = 38,332,394.37

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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.