Home / 87,139,599.80-130,714,314.90-26,557,302.20

Finding the Fourth Proportional to 87,139,599.80, 130,714,314.90 and 26,557,302.20

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Solution

The fourth proportional to 87,139,599.80, 130,714,314.90 and 26,557,302.20 is: 39,837,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,139,599.80 : 130,714,314.90 = 26,557,302.20 : x
  2. Step 2: Convert to fraction form
    87,139,599.80/130,714,314.90 = 26,557,302.20/x
  3. Step 3: Cross multiply
    87,139,599.80x = 130,714,314.90 × 26,557,302.20
  4. Step 4: Simplify right side
    87,139,599.80x = 3,471,419,562,665,263
  5. Step 5: Solve for x
    x = 3,471,419,562,665,263/87,139,599.80
  6. Step 6: Final answer
    x = 39,837,451.29

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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.