Home / 56,404,714.80-84,607,072.20-13,854,442.80

Finding the Fourth Proportional to 56,404,714.80, 84,607,072.20 and 13,854,442.80

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Solution

The fourth proportional to 56,404,714.80, 84,607,072.20 and 13,854,442.80 is: 20,781,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,404,714.80 : 84,607,072.20 = 13,854,442.80 : x
  2. Step 2: Convert to fraction form
    56,404,714.80/84,607,072.20 = 13,854,442.80/x
  3. Step 3: Cross multiply
    56,404,714.80x = 84,607,072.20 × 13,854,442.80
  4. Step 4: Simplify right side
    56,404,714.80x = 1,172,183,842,270,370.25
  5. Step 5: Solve for x
    x = 1,172,183,842,270,370.25/56,404,714.80
  6. Step 6: Final answer
    x = 20,781,664.20

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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.