Home / 43,654,112.81-65,469,996.07-12,941,510.18

Finding the Fourth Proportional to 43,654,112.81, 65,469,996.07 and 12,941,510.18

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Solution

The fourth proportional to 43,654,112.81, 65,469,996.07 and 12,941,510.18 is: 19,408,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654,112.81 : 65,469,996.07 = 12,941,510.18 : x
  2. Step 2: Convert to fraction form
    43,654,112.81/65,469,996.07 = 12,941,510.18/x
  3. Step 3: Cross multiply
    43,654,112.81x = 65,469,996.07 × 12,941,510.18
  4. Step 4: Simplify right side
    43,654,112.81x = 847,280,620,264,761.38
  5. Step 5: Solve for x
    x = 847,280,620,264,761.38/43,654,112.81
  6. Step 6: Final answer
    x = 19,408,952.92

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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.