Home / 10,366,309.28-15,549,463.91-10,206,876.98

Finding the Fourth Proportional to 10,366,309.28, 15,549,463.91 and 10,206,876.98

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Solution

The fourth proportional to 10,366,309.28, 15,549,463.91 and 10,206,876.98 is: 15,310,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,309.28 : 15,549,463.91 = 10,206,876.98 : x
  2. Step 2: Convert to fraction form
    10,366,309.28/15,549,463.91 = 10,206,876.98/x
  3. Step 3: Cross multiply
    10,366,309.28x = 15,549,463.91 × 10,206,876.98
  4. Step 4: Simplify right side
    10,366,309.28x = 158,711,465,234,319.81
  5. Step 5: Solve for x
    x = 158,711,465,234,319.81/10,366,309.28
  6. Step 6: Final answer
    x = 15,310,315.46

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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.