Home / 13,006,808.10-17,948,087.10-7,204,505.64

Finding the Fourth Proportional to 13,006,808.10, 17,948,087.10 and 7,204,505.64

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Solution

The fourth proportional to 13,006,808.10, 17,948,087.10 and 7,204,505.64 is: 9,941,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,808.10 : 17,948,087.10 = 7,204,505.64 : x
  2. Step 2: Convert to fraction form
    13,006,808.10/17,948,087.10 = 7,204,505.64/x
  3. Step 3: Cross multiply
    13,006,808.10x = 17,948,087.10 × 7,204,505.64
  4. Step 4: Simplify right side
    13,006,808.10x = 129,307,094,739,161.25
  5. Step 5: Solve for x
    x = 129,307,094,739,161.25/13,006,808.10
  6. Step 6: Final answer
    x = 9,941,493.24

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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.