Home / 55,817,809.40-83,726,714.10-17,491,071.80

Finding the Fourth Proportional to 55,817,809.40, 83,726,714.10 and 17,491,071.80

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Solution

The fourth proportional to 55,817,809.40, 83,726,714.10 and 17,491,071.80 is: 26,236,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817,809.40 : 83,726,714.10 = 17,491,071.80 : x
  2. Step 2: Convert to fraction form
    55,817,809.40/83,726,714.10 = 17,491,071.80/x
  3. Step 3: Cross multiply
    55,817,809.40x = 83,726,714.10 × 17,491,071.80
  4. Step 4: Simplify right side
    55,817,809.40x = 1,464,469,967,901,172.25
  5. Step 5: Solve for x
    x = 1,464,469,967,901,172.25/55,817,809.40
  6. Step 6: Final answer
    x = 26,236,607.70

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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.