Home / 14,890,287.13-20,549,095.20-8,275,154.34

Finding the Fourth Proportional to 14,890,287.13, 20,549,095.20 and 8,275,154.34

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Solution

The fourth proportional to 14,890,287.13, 20,549,095.20 and 8,275,154.34 is: 11,419,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,287.13 : 20,549,095.20 = 8,275,154.34 : x
  2. Step 2: Convert to fraction form
    14,890,287.13/20,549,095.20 = 8,275,154.34/x
  3. Step 3: Cross multiply
    14,890,287.13x = 20,549,095.20 × 8,275,154.34
  4. Step 4: Simplify right side
    14,890,287.13x = 170,046,934,404,412.28
  5. Step 5: Solve for x
    x = 170,046,934,404,412.28/14,890,287.13
  6. Step 6: Final answer
    x = 11,419,990.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.