Home / 15,062,566.64-20,785,905.08-8,536,799.20

Finding the Fourth Proportional to 15,062,566.64, 20,785,905.08 and 8,536,799.20

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Solution

The fourth proportional to 15,062,566.64, 20,785,905.08 and 8,536,799.20 is: 11,780,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,566.64 : 20,785,905.08 = 8,536,799.20 : x
  2. Step 2: Convert to fraction form
    15,062,566.64/20,785,905.08 = 8,536,799.20/x
  3. Step 3: Cross multiply
    15,062,566.64x = 20,785,905.08 × 8,536,799.20
  4. Step 4: Simplify right side
    15,062,566.64x = 177,445,097,858,219.91
  5. Step 5: Solve for x
    x = 177,445,097,858,219.91/15,062,566.64
  6. Step 6: Final answer
    x = 11,780,535.29

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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.