Home / 87,093,363.90-130,642,875.18-25,677,372.60

Finding the Fourth Proportional to 87,093,363.90, 130,642,875.18 and 25,677,372.60

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Solution

The fourth proportional to 87,093,363.90, 130,642,875.18 and 25,677,372.60 is: 38,516,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,093,363.90 : 130,642,875.18 = 25,677,372.60 : x
  2. Step 2: Convert to fraction form
    87,093,363.90/130,642,875.18 = 25,677,372.60/x
  3. Step 3: Cross multiply
    87,093,363.90x = 130,642,875.18 × 25,677,372.60
  4. Step 4: Simplify right side
    87,093,363.90x = 3,354,565,783,532,152.50
  5. Step 5: Solve for x
    x = 3,354,565,783,532,152.50/87,093,363.90
  6. Step 6: Final answer
    x = 38,516,893.06

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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.