Home / 12,944,219.85-17,866,080.59-7,440,787.44

Finding the Fourth Proportional to 12,944,219.85, 17,866,080.59 and 7,440,787.44

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Solution

The fourth proportional to 12,944,219.85, 17,866,080.59 and 7,440,787.44 is: 10,270,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,219.85 : 17,866,080.59 = 7,440,787.44 : x
  2. Step 2: Convert to fraction form
    12,944,219.85/17,866,080.59 = 7,440,787.44/x
  3. Step 3: Cross multiply
    12,944,219.85x = 17,866,080.59 × 7,440,787.44
  4. Step 4: Simplify right side
    12,944,219.85x = 132,937,708,018,895.86
  5. Step 5: Solve for x
    x = 132,937,708,018,895.86/12,944,219.85
  6. Step 6: Final answer
    x = 10,270,044.05

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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.