Home / 7,412,973.68-10,229,824.80-4,149,815.22

Finding the Fourth Proportional to 7,412,973.68, 10,229,824.80 and 4,149,815.22

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Solution

The fourth proportional to 7,412,973.68, 10,229,824.80 and 4,149,815.22 is: 5,726,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412,973.68 : 10,229,824.80 = 4,149,815.22 : x
  2. Step 2: Convert to fraction form
    7,412,973.68/10,229,824.80 = 4,149,815.22/x
  3. Step 3: Cross multiply
    7,412,973.68x = 10,229,824.80 × 4,149,815.22
  4. Step 4: Simplify right side
    7,412,973.68x = 42,451,882,652,973.46
  5. Step 5: Solve for x
    x = 42,451,882,652,973.46/7,412,973.68
  6. Step 6: Final answer
    x = 5,726,700.85

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1.5x scale

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.