Home / 16,891,917.12-25,341,419.16-7,308,658.08

Finding the Fourth Proportional to 16,891,917.12, 25,341,419.16 and 7,308,658.08

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Solution

The fourth proportional to 16,891,917.12, 25,341,419.16 and 7,308,658.08 is: 10,964,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891,917.12 : 25,341,419.16 = 7,308,658.08 : x
  2. Step 2: Convert to fraction form
    16,891,917.12/25,341,419.16 = 7,308,658.08/x
  3. Step 3: Cross multiply
    16,891,917.12x = 25,341,419.16 × 7,308,658.08
  4. Step 4: Simplify right side
    16,891,917.12x = 185,211,767,902,400.81
  5. Step 5: Solve for x
    x = 185,211,767,902,400.81/16,891,917.12
  6. Step 6: Final answer
    x = 10,964,520.28

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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.