Home / 7,068,728.28-9,754,884.13-3,971,382.24

Finding the Fourth Proportional to 7,068,728.28, 9,754,884.13 and 3,971,382.24

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Solution

The fourth proportional to 7,068,728.28, 9,754,884.13 and 3,971,382.24 is: 5,480,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,728.28 : 9,754,884.13 = 3,971,382.24 : x
  2. Step 2: Convert to fraction form
    7,068,728.28/9,754,884.13 = 3,971,382.24/x
  3. Step 3: Cross multiply
    7,068,728.28x = 9,754,884.13 × 3,971,382.24
  4. Step 4: Simplify right side
    7,068,728.28x = 38,740,373,544,516.67
  5. Step 5: Solve for x
    x = 38,740,373,544,516.67/7,068,728.28
  6. Step 6: Final answer
    x = 5,480,529.46

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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.