Home / 10,109,723.40-15,164,585.10-4,423,912.20

Finding the Fourth Proportional to 10,109,723.40, 15,164,585.10 and 4,423,912.20

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Solution

The fourth proportional to 10,109,723.40, 15,164,585.10 and 4,423,912.20 is: 6,635,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,723.40 : 15,164,585.10 = 4,423,912.20 : x
  2. Step 2: Convert to fraction form
    10,109,723.40/15,164,585.10 = 4,423,912.20/x
  3. Step 3: Cross multiply
    10,109,723.40x = 15,164,585.10 × 4,423,912.20
  4. Step 4: Simplify right side
    10,109,723.40x = 67,086,793,031,828.22
  5. Step 5: Solve for x
    x = 67,086,793,031,828.22/10,109,723.40
  6. Step 6: Final answer
    x = 6,635,868.30

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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.