Home / 87,026,855.22-130,518,572.67-25,603,784.10

Finding the Fourth Proportional to 87,026,855.22, 130,518,572.67 and 25,603,784.10

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Solution

The fourth proportional to 87,026,855.22, 130,518,572.67 and 25,603,784.10 is: 38,399,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,026,855.22 : 130,518,572.67 = 25,603,784.10 : x
  2. Step 2: Convert to fraction form
    87,026,855.22/130,518,572.67 = 25,603,784.10/x
  3. Step 3: Cross multiply
    87,026,855.22x = 130,518,572.67 × 25,603,784.10
  4. Step 4: Simplify right side
    87,026,855.22x = 3,341,769,355,682,841
  5. Step 5: Solve for x
    x = 3,341,769,355,682,841/87,026,855.22
  6. Step 6: Final answer
    x = 38,399,288.90

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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.