Home / 28,566,150.11-42,850,844.40-9,137,082.34

Finding the Fourth Proportional to 28,566,150.11, 42,850,844.40 and 9,137,082.34

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Solution

The fourth proportional to 28,566,150.11, 42,850,844.40 and 9,137,082.34 is: 13,706,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566,150.11 : 42,850,844.40 = 9,137,082.34 : x
  2. Step 2: Convert to fraction form
    28,566,150.11/42,850,844.40 = 9,137,082.34/x
  3. Step 3: Cross multiply
    28,566,150.11x = 42,850,844.40 × 9,137,082.34
  4. Step 4: Simplify right side
    28,566,150.11x = 391,531,693,391,030
  5. Step 5: Solve for x
    x = 391,531,693,391,030/28,566,150.11
  6. Step 6: Final answer
    x = 13,706,141.43

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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.