Home / 11,656,217.70-17,465,664.15-7,388,748.90

Finding the Fourth Proportional to 11,656,217.70, 17,465,664.15 and 7,388,748.90

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Solution

The fourth proportional to 11,656,217.70, 17,465,664.15 and 7,388,748.90 is: 11,071,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,217.70 : 17,465,664.15 = 7,388,748.90 : x
  2. Step 2: Convert to fraction form
    11,656,217.70/17,465,664.15 = 7,388,748.90/x
  3. Step 3: Cross multiply
    11,656,217.70x = 17,465,664.15 × 7,388,748.90
  4. Step 4: Simplify right side
    11,656,217.70x = 129,049,406,776,081.94
  5. Step 5: Solve for x
    x = 129,049,406,776,081.94/11,656,217.70
  6. Step 6: Final answer
    x = 11,071,293.46

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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.