Home / 8,472,286.53-11,691,714.15-4,604,807.88

Finding the Fourth Proportional to 8,472,286.53, 11,691,714.15 and 4,604,807.88

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Solution

The fourth proportional to 8,472,286.53, 11,691,714.15 and 4,604,807.88 is: 6,354,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,472,286.53 : 11,691,714.15 = 4,604,807.88 : x
  2. Step 2: Convert to fraction form
    8,472,286.53/11,691,714.15 = 4,604,807.88/x
  3. Step 3: Cross multiply
    8,472,286.53x = 11,691,714.15 × 4,604,807.88
  4. Step 4: Simplify right side
    8,472,286.53x = 53,838,097,448,627.50
  5. Step 5: Solve for x
    x = 53,838,097,448,627.50/8,472,286.53
  6. Step 6: Final answer
    x = 6,354,612.45

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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.