Home / 23,134,995.20-31,926,296.40-12,822,384.08

Finding the Fourth Proportional to 23,134,995.20, 31,926,296.40 and 12,822,384.08

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Solution

The fourth proportional to 23,134,995.20, 31,926,296.40 and 12,822,384.08 is: 17,694,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134,995.20 : 31,926,296.40 = 12,822,384.08 : x
  2. Step 2: Convert to fraction form
    23,134,995.20/31,926,296.40 = 12,822,384.08/x
  3. Step 3: Cross multiply
    23,134,995.20x = 31,926,296.40 × 12,822,384.08
  4. Step 4: Simplify right side
    23,134,995.20x = 409,371,234,692,721.31
  5. Step 5: Solve for x
    x = 409,371,234,692,721.31/23,134,995.20
  6. Step 6: Final answer
    x = 17,694,891.71

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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.