Home / 19,087,356.33-28,734,854.38-17,392,421.61

Finding the Fourth Proportional to 19,087,356.33, 28,734,854.38 and 17,392,421.61

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Solution

The fourth proportional to 19,087,356.33, 28,734,854.38 and 17,392,421.61 is: 26,183,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087,356.33 : 28,734,854.38 = 17,392,421.61 : x
  2. Step 2: Convert to fraction form
    19,087,356.33/28,734,854.38 = 17,392,421.61/x
  3. Step 3: Cross multiply
    19,087,356.33x = 28,734,854.38 × 17,392,421.61
  4. Step 4: Simplify right side
    19,087,356.33x = 499,768,702,235,434.12
  5. Step 5: Solve for x
    x = 499,768,702,235,434.12/19,087,356.33
  6. Step 6: Final answer
    x = 26,183,233.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.