Home / 52,005,034.60-78,007,551.90-25,131,178.60

Finding the Fourth Proportional to 52,005,034.60, 78,007,551.90 and 25,131,178.60

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Solution

The fourth proportional to 52,005,034.60, 78,007,551.90 and 25,131,178.60 is: 37,696,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,005,034.60 : 78,007,551.90 = 25,131,178.60 : x
  2. Step 2: Convert to fraction form
    52,005,034.60/78,007,551.90 = 25,131,178.60/x
  3. Step 3: Cross multiply
    52,005,034.60x = 78,007,551.90 × 25,131,178.60
  4. Step 4: Simplify right side
    52,005,034.60x = 1,960,421,718,947,669.50
  5. Step 5: Solve for x
    x = 1,960,421,718,947,669.50/52,005,034.60
  6. Step 6: Final answer
    x = 37,696,767.90

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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.