Home / 87,026,408.57-130,525,416.39-25,601,206.87

Finding the Fourth Proportional to 87,026,408.57, 130,525,416.39 and 25,601,206.87

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Solution

The fourth proportional to 87,026,408.57, 130,525,416.39 and 25,601,206.87 is: 38,397,634.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,026,408.57 : 130,525,416.39 = 25,601,206.87 : x
  2. Step 2: Convert to fraction form
    87,026,408.57/130,525,416.39 = 25,601,206.87/x
  3. Step 3: Cross multiply
    87,026,408.57x = 130,525,416.39 × 25,601,206.87
  4. Step 4: Simplify right side
    87,026,408.57x = 3,341,608,186,466,965
  5. Step 5: Solve for x
    x = 3,341,608,186,466,965/87,026,408.57
  6. Step 6: Final answer
    x = 38,397,634.02

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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.