Home / 19,541,260.80-29,297,894.40-8,175,859.20

Finding the Fourth Proportional to 19,541,260.80, 29,297,894.40 and 8,175,859.20

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Solution

The fourth proportional to 19,541,260.80, 29,297,894.40 and 8,175,859.20 is: 12,257,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,260.80 : 29,297,894.40 = 8,175,859.20 : x
  2. Step 2: Convert to fraction form
    19,541,260.80/29,297,894.40 = 8,175,859.20/x
  3. Step 3: Cross multiply
    19,541,260.80x = 29,297,894.40 × 8,175,859.20
  4. Step 4: Simplify right side
    19,541,260.80x = 239,535,459,470,868.47
  5. Step 5: Solve for x
    x = 239,535,459,470,868.47/19,541,260.80
  6. Step 6: Final answer
    x = 12,257,932.69

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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.