Home / 8,428,714.14-12,637,951.20-3,305,005.32

Finding the Fourth Proportional to 8,428,714.14, 12,637,951.20 and 3,305,005.32

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Solution

The fourth proportional to 8,428,714.14, 12,637,951.20 and 3,305,005.32 is: 4,955,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,714.14 : 12,637,951.20 = 3,305,005.32 : x
  2. Step 2: Convert to fraction form
    8,428,714.14/12,637,951.20 = 3,305,005.32/x
  3. Step 3: Cross multiply
    8,428,714.14x = 12,637,951.20 × 3,305,005.32
  4. Step 4: Simplify right side
    8,428,714.14x = 41,768,495,949,900.38
  5. Step 5: Solve for x
    x = 41,768,495,949,900.38/8,428,714.14
  6. Step 6: Final answer
    x = 4,955,500.36

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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.