Home / 15,181,915.08-20,929,251.97-10,823,434.59

Finding the Fourth Proportional to 15,181,915.08, 20,929,251.97 and 10,823,434.59

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Solution

The fourth proportional to 15,181,915.08, 20,929,251.97 and 10,823,434.59 is: 14,920,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,915.08 : 20,929,251.97 = 10,823,434.59 : x
  2. Step 2: Convert to fraction form
    15,181,915.08/20,929,251.97 = 10,823,434.59/x
  3. Step 3: Cross multiply
    15,181,915.08x = 20,929,251.97 × 10,823,434.59
  4. Step 4: Simplify right side
    15,181,915.08x = 226,526,389,714,923.62
  5. Step 5: Solve for x
    x = 226,526,389,714,923.62/15,181,915.08
  6. Step 6: Final answer
    x = 14,920,804.69

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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.