Home / 25,499,516.90-38,260,543.86-13,366,079.19

Finding the Fourth Proportional to 25,499,516.90, 38,260,543.86 and 13,366,079.19

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Solution

The fourth proportional to 25,499,516.90, 38,260,543.86 and 13,366,079.19 is: 20,055,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499,516.90 : 38,260,543.86 = 13,366,079.19 : x
  2. Step 2: Convert to fraction form
    25,499,516.90/38,260,543.86 = 13,366,079.19/x
  3. Step 3: Cross multiply
    25,499,516.90x = 38,260,543.86 × 13,366,079.19
  4. Step 4: Simplify right side
    25,499,516.90x = 511,393,459,085,228.25
  5. Step 5: Solve for x
    x = 511,393,459,085,228.25/25,499,516.90
  6. Step 6: Final answer
    x = 20,055,025.40

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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.