Home / 10,867,038.30-16,301,115.78-2,780,084.04

Finding the Fourth Proportional to 10,867,038.30, 16,301,115.78 and 2,780,084.04

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Solution

The fourth proportional to 10,867,038.30, 16,301,115.78 and 2,780,084.04 is: 4,170,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,038.30 : 16,301,115.78 = 2,780,084.04 : x
  2. Step 2: Convert to fraction form
    10,867,038.30/16,301,115.78 = 2,780,084.04/x
  3. Step 3: Cross multiply
    10,867,038.30x = 16,301,115.78 × 2,780,084.04
  4. Step 4: Simplify right side
    10,867,038.30x = 45,318,471,814,170.15
  5. Step 5: Solve for x
    x = 45,318,471,814,170.15/10,867,038.30
  6. Step 6: Final answer
    x = 4,170,268.90

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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.