Home / 25,730,351.46-35,509,043.25-15,416,853.12

Finding the Fourth Proportional to 25,730,351.46, 35,509,043.25 and 15,416,853.12

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Solution

The fourth proportional to 25,730,351.46, 35,509,043.25 and 15,416,853.12 is: 21,275,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730,351.46 : 35,509,043.25 = 15,416,853.12 : x
  2. Step 2: Convert to fraction form
    25,730,351.46/35,509,043.25 = 15,416,853.12/x
  3. Step 3: Cross multiply
    25,730,351.46x = 35,509,043.25 × 15,416,853.12
  4. Step 4: Simplify right side
    25,730,351.46x = 547,437,704,216,977.44
  5. Step 5: Solve for x
    x = 547,437,704,216,977.44/25,730,351.46
  6. Step 6: Final answer
    x = 21,275,951.29

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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.