Home / 12,950,732.80-19,431,542.40-6,960,102.40

Finding the Fourth Proportional to 12,950,732.80, 19,431,542.40 and 6,960,102.40

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Solution

The fourth proportional to 12,950,732.80, 19,431,542.40 and 6,960,102.40 is: 10,443,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,732.80 : 19,431,542.40 = 6,960,102.40 : x
  2. Step 2: Convert to fraction form
    12,950,732.80/19,431,542.40 = 6,960,102.40/x
  3. Step 3: Cross multiply
    12,950,732.80x = 19,431,542.40 × 6,960,102.40
  4. Step 4: Simplify right side
    12,950,732.80x = 135,245,524,893,941.75
  5. Step 5: Solve for x
    x = 135,245,524,893,941.75/12,950,732.80
  6. Step 6: Final answer
    x = 10,443,078.93

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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.