Home / 12,361,959.84-17,053,748.40-8,012,454.24

Finding the Fourth Proportional to 12,361,959.84, 17,053,748.40 and 8,012,454.24

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Solution

The fourth proportional to 12,361,959.84, 17,053,748.40 and 8,012,454.24 is: 11,053,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,959.84 : 17,053,748.40 = 8,012,454.24 : x
  2. Step 2: Convert to fraction form
    12,361,959.84/17,053,748.40 = 8,012,454.24/x
  3. Step 3: Cross multiply
    12,361,959.84x = 17,053,748.40 × 8,012,454.24
  4. Step 4: Simplify right side
    12,361,959.84x = 136,642,378,675,473.20
  5. Step 5: Solve for x
    x = 136,642,378,675,473.20/12,361,959.84
  6. Step 6: Final answer
    x = 11,053,455.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.