Home / 12,943,614.10-19,422,839.40-5,265,841.90

Finding the Fourth Proportional to 12,943,614.10, 19,422,839.40 and 5,265,841.90

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Solution

The fourth proportional to 12,943,614.10, 19,422,839.40 and 5,265,841.90 is: 7,901,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943,614.10 : 19,422,839.40 = 5,265,841.90 : x
  2. Step 2: Convert to fraction form
    12,943,614.10/19,422,839.40 = 5,265,841.90/x
  3. Step 3: Cross multiply
    12,943,614.10x = 19,422,839.40 × 5,265,841.90
  4. Step 4: Simplify right side
    12,943,614.10x = 102,277,601,529,490.86
  5. Step 5: Solve for x
    x = 102,277,601,529,490.86/12,943,614.10
  6. Step 6: Final answer
    x = 7,901,780.81

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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.