Home / 26,668,131.28-36,801,825.24-15,065,483.92

Finding the Fourth Proportional to 26,668,131.28, 36,801,825.24 and 15,065,483.92

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Solution

The fourth proportional to 26,668,131.28, 36,801,825.24 and 15,065,483.92 is: 20,790,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,668,131.28 : 36,801,825.24 = 15,065,483.92 : x
  2. Step 2: Convert to fraction form
    26,668,131.28/36,801,825.24 = 15,065,483.92/x
  3. Step 3: Cross multiply
    26,668,131.28x = 36,801,825.24 × 15,065,483.92
  4. Step 4: Simplify right side
    26,668,131.28x = 554,437,306,379,870.19
  5. Step 5: Solve for x
    x = 554,437,306,379,870.19/26,668,131.28
  6. Step 6: Final answer
    x = 20,790,257.13

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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.