Home / 17,718,717.60-26,578,076.40-9,656,560.80

Finding the Fourth Proportional to 17,718,717.60, 26,578,076.40 and 9,656,560.80

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Solution

The fourth proportional to 17,718,717.60, 26,578,076.40 and 9,656,560.80 is: 14,484,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718,717.60 : 26,578,076.40 = 9,656,560.80 : x
  2. Step 2: Convert to fraction form
    17,718,717.60/26,578,076.40 = 9,656,560.80/x
  3. Step 3: Cross multiply
    17,718,717.60x = 26,578,076.40 × 9,656,560.80
  4. Step 4: Simplify right side
    17,718,717.60x = 256,652,810,703,645.12
  5. Step 5: Solve for x
    x = 256,652,810,703,645.12/17,718,717.60
  6. Step 6: Final answer
    x = 14,484,841.20

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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.