Home / 30,468,882.15-42,047,057.84-17,416,423.83

Finding the Fourth Proportional to 30,468,882.15, 42,047,057.84 and 17,416,423.83

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Solution

The fourth proportional to 30,468,882.15, 42,047,057.84 and 17,416,423.83 is: 24,034,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,882.15 : 42,047,057.84 = 17,416,423.83 : x
  2. Step 2: Convert to fraction form
    30,468,882.15/42,047,057.84 = 17,416,423.83/x
  3. Step 3: Cross multiply
    30,468,882.15x = 42,047,057.84 × 17,416,423.83
  4. Step 4: Simplify right side
    30,468,882.15x = 732,309,380,058,882.12
  5. Step 5: Solve for x
    x = 732,309,380,058,882.12/30,468,882.15
  6. Step 6: Final answer
    x = 24,034,665.15

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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.