Home / 68,676,644.40-103,014,966.60-17,555,956.80

Finding the Fourth Proportional to 68,676,644.40, 103,014,966.60 and 17,555,956.80

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Solution

The fourth proportional to 68,676,644.40, 103,014,966.60 and 17,555,956.80 is: 26,333,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,676,644.40 : 103,014,966.60 = 17,555,956.80 : x
  2. Step 2: Convert to fraction form
    68,676,644.40/103,014,966.60 = 17,555,956.80/x
  3. Step 3: Cross multiply
    68,676,644.40x = 103,014,966.60 × 17,555,956.80
  4. Step 4: Simplify right side
    68,676,644.40x = 1,808,526,303,383,042.75
  5. Step 5: Solve for x
    x = 1,808,526,303,383,042.75/68,676,644.40
  6. Step 6: Final answer
    x = 26,333,935.20

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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.