Home / 31,992,830.30-47,996,827.05-10,427,552.30

Finding the Fourth Proportional to 31,992,830.30, 47,996,827.05 and 10,427,552.30

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Solution

The fourth proportional to 31,992,830.30, 47,996,827.05 and 10,427,552.30 is: 15,643,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,992,830.30 : 47,996,827.05 = 10,427,552.30 : x
  2. Step 2: Convert to fraction form
    31,992,830.30/47,996,827.05 = 10,427,552.30/x
  3. Step 3: Cross multiply
    31,992,830.30x = 47,996,827.05 × 10,427,552.30
  4. Step 4: Simplify right side
    31,992,830.30x = 500,489,424,297,929.75
  5. Step 5: Solve for x
    x = 500,489,424,297,929.75/31,992,830.30
  6. Step 6: Final answer
    x = 15,643,799.55

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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.