Home / 31,979,843.64-47,973,125.88-10,416,124.44

Finding the Fourth Proportional to 31,979,843.64, 47,973,125.88 and 10,416,124.44

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Solution

The fourth proportional to 31,979,843.64, 47,973,125.88 and 10,416,124.44 is: 15,625,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979,843.64 : 47,973,125.88 = 10,416,124.44 : x
  2. Step 2: Convert to fraction form
    31,979,843.64/47,973,125.88 = 10,416,124.44/x
  3. Step 3: Cross multiply
    31,979,843.64x = 47,973,125.88 × 10,416,124.44
  4. Step 4: Simplify right side
    31,979,843.64x = 499,694,048,941,864.50
  5. Step 5: Solve for x
    x = 499,694,048,941,864.50/31,979,843.64
  6. Step 6: Final answer
    x = 15,625,281.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.