Home / 11,388,375.80-17,073,815.70-5,712,673.40

Finding the Fourth Proportional to 11,388,375.80, 17,073,815.70 and 5,712,673.40

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Solution

The fourth proportional to 11,388,375.80, 17,073,815.70 and 5,712,673.40 is: 8,564,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,375.80 : 17,073,815.70 = 5,712,673.40 : x
  2. Step 2: Convert to fraction form
    11,388,375.80/17,073,815.70 = 5,712,673.40/x
  3. Step 3: Cross multiply
    11,388,375.80x = 17,073,815.70 × 5,712,673.40
  4. Step 4: Simplify right side
    11,388,375.80x = 97,537,132,785,892.38
  5. Step 5: Solve for x
    x = 97,537,132,785,892.38/11,388,375.80
  6. Step 6: Final answer
    x = 8,564,621.90

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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.