Home / 7,412,973.18-10,229,824.11-4,149,814.72

Finding the Fourth Proportional to 7,412,973.18, 10,229,824.11 and 4,149,814.72

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Solution

The fourth proportional to 7,412,973.18, 10,229,824.11 and 4,149,814.72 is: 5,726,700.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412,973.18 : 10,229,824.11 = 4,149,814.72 : x
  2. Step 2: Convert to fraction form
    7,412,973.18/10,229,824.11 = 4,149,814.72/x
  3. Step 3: Cross multiply
    7,412,973.18x = 10,229,824.11 × 4,149,814.72
  4. Step 4: Simplify right side
    7,412,973.18x = 42,451,874,674,688.90
  5. Step 5: Solve for x
    x = 42,451,874,674,688.90/7,412,973.18
  6. Step 6: Final answer
    x = 5,726,700.16

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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.