Home / 8,904,476.40-13,356,714.60-2,172,890.40

Finding the Fourth Proportional to 8,904,476.40, 13,356,714.60 and 2,172,890.40

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Solution

The fourth proportional to 8,904,476.40, 13,356,714.60 and 2,172,890.40 is: 3,259,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904,476.40 : 13,356,714.60 = 2,172,890.40 : x
  2. Step 2: Convert to fraction form
    8,904,476.40/13,356,714.60 = 2,172,890.40/x
  3. Step 3: Cross multiply
    8,904,476.40x = 13,356,714.60 × 2,172,890.40
  4. Step 4: Simplify right side
    8,904,476.40x = 29,022,676,929,879.84
  5. Step 5: Solve for x
    x = 29,022,676,929,879.84/8,904,476.40
  6. Step 6: Final answer
    x = 3,259,335.60

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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.