Home / 56,165,632.80-84,248,449.20-17,830,147.20

Finding the Fourth Proportional to 56,165,632.80, 84,248,449.20 and 17,830,147.20

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Solution

The fourth proportional to 56,165,632.80, 84,248,449.20 and 17,830,147.20 is: 26,745,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,632.80 : 84,248,449.20 = 17,830,147.20 : x
  2. Step 2: Convert to fraction form
    56,165,632.80/84,248,449.20 = 17,830,147.20/x
  3. Step 3: Cross multiply
    56,165,632.80x = 84,248,449.20 × 17,830,147.20
  4. Step 4: Simplify right side
    56,165,632.80x = 1,502,162,250,607,722.25
  5. Step 5: Solve for x
    x = 1,502,162,250,607,722.25/56,165,632.80
  6. Step 6: Final answer
    x = 26,745,220.80

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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.