Home / 7,068,727.38-9,754,882.89-3,971,381.34

Finding the Fourth Proportional to 7,068,727.38, 9,754,882.89 and 3,971,381.34

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Solution

The fourth proportional to 7,068,727.38, 9,754,882.89 and 3,971,381.34 is: 5,480,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,727.38 : 9,754,882.89 = 3,971,381.34 : x
  2. Step 2: Convert to fraction form
    7,068,727.38/9,754,882.89 = 3,971,381.34/x
  3. Step 3: Cross multiply
    7,068,727.38x = 9,754,882.89 × 3,971,381.34
  4. Step 4: Simplify right side
    7,068,727.38x = 38,740,359,883,231.27
  5. Step 5: Solve for x
    x = 38,740,359,883,231.27/7,068,727.38
  6. Step 6: Final answer
    x = 5,480,528.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.