Home / 10,074,471.40-15,116,173.98-5,281,016.68

Finding the Fourth Proportional to 10,074,471.40, 15,116,173.98 and 5,281,016.68

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Solution

The fourth proportional to 10,074,471.40, 15,116,173.98 and 5,281,016.68 is: 7,923,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,471.40 : 15,116,173.98 = 5,281,016.68 : x
  2. Step 2: Convert to fraction form
    10,074,471.40/15,116,173.98 = 5,281,016.68/x
  3. Step 3: Cross multiply
    10,074,471.40x = 15,116,173.98 × 5,281,016.68
  4. Step 4: Simplify right side
    10,074,471.40x = 79,828,766,926,161.98
  5. Step 5: Solve for x
    x = 79,828,766,926,161.98/10,074,471.40
  6. Step 6: Final answer
    x = 7,923,866.55

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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.