Home / 52,002,980.60-78,004,470.90-25,129,124.60

Finding the Fourth Proportional to 52,002,980.60, 78,004,470.90 and 25,129,124.60

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Solution

The fourth proportional to 52,002,980.60, 78,004,470.90 and 25,129,124.60 is: 37,693,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,980.60 : 78,004,470.90 = 25,129,124.60 : x
  2. Step 2: Convert to fraction form
    52,002,980.60/78,004,470.90 = 25,129,124.60/x
  3. Step 3: Cross multiply
    52,002,980.60x = 78,004,470.90 × 25,129,124.60
  4. Step 4: Simplify right side
    52,002,980.60x = 1,960,184,068,603,174.50
  5. Step 5: Solve for x
    x = 1,960,184,068,603,174.50/52,002,980.60
  6. Step 6: Final answer
    x = 37,693,686.90

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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.