Home / 31,652,562.60-47,478,843.90-28,723,732.20

Finding the Fourth Proportional to 31,652,562.60, 47,478,843.90 and 28,723,732.20

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Solution

The fourth proportional to 31,652,562.60, 47,478,843.90 and 28,723,732.20 is: 43,085,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652,562.60 : 47,478,843.90 = 28,723,732.20 : x
  2. Step 2: Convert to fraction form
    31,652,562.60/47,478,843.90 = 28,723,732.20/x
  3. Step 3: Cross multiply
    31,652,562.60x = 47,478,843.90 × 28,723,732.20
  4. Step 4: Simplify right side
    31,652,562.60x = 1,363,769,597,349,203.50
  5. Step 5: Solve for x
    x = 1,363,769,597,349,203.50/31,652,562.60
  6. Step 6: Final answer
    x = 43,085,598.30

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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.