Home / 16,390,082.21-22,617,720.61-9,047,757.70

Finding the Fourth Proportional to 16,390,082.21, 22,617,720.61 and 9,047,757.70

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Solution

The fourth proportional to 16,390,082.21, 22,617,720.61 and 9,047,757.70 is: 12,485,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,082.21 : 22,617,720.61 = 9,047,757.70 : x
  2. Step 2: Convert to fraction form
    16,390,082.21/22,617,720.61 = 9,047,757.70/x
  3. Step 3: Cross multiply
    16,390,082.21x = 22,617,720.61 × 9,047,757.70
  4. Step 4: Simplify right side
    16,390,082.21x = 204,639,655,726,412.50
  5. Step 5: Solve for x
    x = 204,639,655,726,412.50/16,390,082.21
  6. Step 6: Final answer
    x = 12,485,578.36

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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.