Home / 16,120,820.90-24,149,738.55-9,712,036.10

Finding the Fourth Proportional to 16,120,820.90, 24,149,738.55 and 9,712,036.10

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Solution

The fourth proportional to 16,120,820.90, 24,149,738.55 and 9,712,036.10 is: 14,549,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,820.90 : 24,149,738.55 = 9,712,036.10 : x
  2. Step 2: Convert to fraction form
    16,120,820.90/24,149,738.55 = 9,712,036.10/x
  3. Step 3: Cross multiply
    16,120,820.90x = 24,149,738.55 × 9,712,036.10
  4. Step 4: Simplify right side
    16,120,820.90x = 234,543,132,603,161.66
  5. Step 5: Solve for x
    x = 234,543,132,603,161.66/16,120,820.90
  6. Step 6: Final answer
    x = 14,549,081.22

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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.