Home / 10,340,667.10-15,511,000.65-9,444,871.90

Finding the Fourth Proportional to 10,340,667.10, 15,511,000.65 and 9,444,871.90

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Solution

The fourth proportional to 10,340,667.10, 15,511,000.65 and 9,444,871.90 is: 14,167,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,667.10 : 15,511,000.65 = 9,444,871.90 : x
  2. Step 2: Convert to fraction form
    10,340,667.10/15,511,000.65 = 9,444,871.90/x
  3. Step 3: Cross multiply
    10,340,667.10x = 15,511,000.65 × 9,444,871.90
  4. Step 4: Simplify right side
    10,340,667.10x = 146,499,414,180,066.75
  5. Step 5: Solve for x
    x = 146,499,414,180,066.75/10,340,667.10
  6. Step 6: Final answer
    x = 14,167,307.85

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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.