Home / 10,652,964.30-15,979,446.45-3,924,002.70

Finding the Fourth Proportional to 10,652,964.30, 15,979,446.45 and 3,924,002.70

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Solution

The fourth proportional to 10,652,964.30, 15,979,446.45 and 3,924,002.70 is: 5,886,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652,964.30 : 15,979,446.45 = 3,924,002.70 : x
  2. Step 2: Convert to fraction form
    10,652,964.30/15,979,446.45 = 3,924,002.70/x
  3. Step 3: Cross multiply
    10,652,964.30x = 15,979,446.45 × 3,924,002.70
  4. Step 4: Simplify right side
    10,652,964.30x = 62,703,391,014,305.41
  5. Step 5: Solve for x
    x = 62,703,391,014,305.41/10,652,964.30
  6. Step 6: Final answer
    x = 5,886,004.05

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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.