Home / 10,787,652.30-16,181,478.45-9,705,233.10

Finding the Fourth Proportional to 10,787,652.30, 16,181,478.45 and 9,705,233.10

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Solution

The fourth proportional to 10,787,652.30, 16,181,478.45 and 9,705,233.10 is: 14,557,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,652.30 : 16,181,478.45 = 9,705,233.10 : x
  2. Step 2: Convert to fraction form
    10,787,652.30/16,181,478.45 = 9,705,233.10/x
  3. Step 3: Cross multiply
    10,787,652.30x = 16,181,478.45 × 9,705,233.10
  4. Step 4: Simplify right side
    10,787,652.30x = 157,045,020,259,876.69
  5. Step 5: Solve for x
    x = 157,045,020,259,876.69/10,787,652.30
  6. Step 6: Final answer
    x = 14,557,849.65

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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.