Home / 17,720,340-24,454,078.92-9,571,578

Finding the Fourth Proportional to 17,720,340, 24,454,078.92 and 9,571,578

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Solution

The fourth proportional to 17,720,340, 24,454,078.92 and 9,571,578 is: 13,208,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720,340 : 24,454,078.92 = 9,571,578 : x
  2. Step 2: Convert to fraction form
    17,720,340/24,454,078.92 = 9,571,578/x
  3. Step 3: Cross multiply
    17,720,340x = 24,454,078.92 × 9,571,578
  4. Step 4: Simplify right side
    17,720,340x = 234,064,123,800,935.78
  5. Step 5: Solve for x
    x = 234,064,123,800,935.78/17,720,340
  6. Step 6: Final answer
    x = 13,208,782.89

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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.