Home / 10,368,434.70-15,552,652.05-3,181,077.90

Finding the Fourth Proportional to 10,368,434.70, 15,552,652.05 and 3,181,077.90

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Solution

The fourth proportional to 10,368,434.70, 15,552,652.05 and 3,181,077.90 is: 4,771,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,434.70 : 15,552,652.05 = 3,181,077.90 : x
  2. Step 2: Convert to fraction form
    10,368,434.70/15,552,652.05 = 3,181,077.90/x
  3. Step 3: Cross multiply
    10,368,434.70x = 15,552,652.05 × 3,181,077.90
  4. Step 4: Simplify right side
    10,368,434.70x = 49,474,197,722,644.70
  5. Step 5: Solve for x
    x = 49,474,197,722,644.70/10,368,434.70
  6. Step 6: Final answer
    x = 4,771,616.85

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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.