Home / 8,951,482.80-13,438,932.12-5,314,851.72

Finding the Fourth Proportional to 8,951,482.80, 13,438,932.12 and 5,314,851.72

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Solution

The fourth proportional to 8,951,482.80, 13,438,932.12 and 5,314,851.72 is: 7,979,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951,482.80 : 13,438,932.12 = 5,314,851.72 : x
  2. Step 2: Convert to fraction form
    8,951,482.80/13,438,932.12 = 5,314,851.72/x
  3. Step 3: Cross multiply
    8,951,482.80x = 13,438,932.12 × 5,314,851.72
  4. Step 4: Simplify right side
    8,951,482.80x = 71,425,931,492,945.23
  5. Step 5: Solve for x
    x = 71,425,931,492,945.23/8,951,482.80
  6. Step 6: Final answer
    x = 7,979,229.04

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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.