Home / 20,468,454.90-30,702,682.35-17,386,097.10

Finding the Fourth Proportional to 20,468,454.90, 30,702,682.35 and 17,386,097.10

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Solution

The fourth proportional to 20,468,454.90, 30,702,682.35 and 17,386,097.10 is: 26,079,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,468,454.90 : 30,702,682.35 = 17,386,097.10 : x
  2. Step 2: Convert to fraction form
    20,468,454.90/30,702,682.35 = 17,386,097.10/x
  3. Step 3: Cross multiply
    20,468,454.90x = 30,702,682.35 × 17,386,097.10
  4. Step 4: Simplify right side
    20,468,454.90x = 533,799,816,567,556.25
  5. Step 5: Solve for x
    x = 533,799,816,567,556.25/20,468,454.90
  6. Step 6: Final answer
    x = 26,079,145.65

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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.