Home / 87,962,813.60-131,944,220.40-47,652,029.60

Finding the Fourth Proportional to 87,962,813.60, 131,944,220.40 and 47,652,029.60

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Solution

The fourth proportional to 87,962,813.60, 131,944,220.40 and 47,652,029.60 is: 71,478,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,962,813.60 : 131,944,220.40 = 47,652,029.60 : x
  2. Step 2: Convert to fraction form
    87,962,813.60/131,944,220.40 = 47,652,029.60/x
  3. Step 3: Cross multiply
    87,962,813.60x = 131,944,220.40 × 47,652,029.60
  4. Step 4: Simplify right side
    87,962,813.60x = 6,287,409,896,049,724
  5. Step 5: Solve for x
    x = 6,287,409,896,049,724/87,962,813.60
  6. Step 6: Final answer
    x = 71,478,044.40

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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.