Home / 87,617,135.60-131,425,703.40-39,094,895.60

Finding the Fourth Proportional to 87,617,135.60, 131,425,703.40 and 39,094,895.60

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Solution

The fourth proportional to 87,617,135.60, 131,425,703.40 and 39,094,895.60 is: 58,642,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,617,135.60 : 131,425,703.40 = 39,094,895.60 : x
  2. Step 2: Convert to fraction form
    87,617,135.60/131,425,703.40 = 39,094,895.60/x
  3. Step 3: Cross multiply
    87,617,135.60x = 131,425,703.40 × 39,094,895.60
  4. Step 4: Simplify right side
    87,617,135.60x = 5,138,074,153,579,565
  5. Step 5: Solve for x
    x = 5,138,074,153,579,565/87,617,135.60
  6. Step 6: Final answer
    x = 58,642,343.40

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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.