Home / 12,842,706.73-19,265,108.42-6,449,671.21

Finding the Fourth Proportional to 12,842,706.73, 19,265,108.42 and 6,449,671.21

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Solution

The fourth proportional to 12,842,706.73, 19,265,108.42 and 6,449,671.21 is: 9,675,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,706.73 : 19,265,108.42 = 6,449,671.21 : x
  2. Step 2: Convert to fraction form
    12,842,706.73/19,265,108.42 = 6,449,671.21/x
  3. Step 3: Cross multiply
    12,842,706.73x = 19,265,108.42 × 6,449,671.21
  4. Step 4: Simplify right side
    12,842,706.73x = 124,253,615,134,002.59
  5. Step 5: Solve for x
    x = 124,253,615,134,002.59/12,842,706.73
  6. Step 6: Final answer
    x = 9,675,033.29

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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.