Home / 8,134,699.38-12,202,120.55-2,069,437.51

Finding the Fourth Proportional to 8,134,699.38, 12,202,120.55 and 2,069,437.51

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Solution

The fourth proportional to 8,134,699.38, 12,202,120.55 and 2,069,437.51 is: 3,104,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134,699.38 : 12,202,120.55 = 2,069,437.51 : x
  2. Step 2: Convert to fraction form
    8,134,699.38/12,202,120.55 = 2,069,437.51/x
  3. Step 3: Cross multiply
    8,134,699.38x = 12,202,120.55 × 2,069,437.51
  4. Step 4: Simplify right side
    8,134,699.38x = 25,251,525,967,711.83
  5. Step 5: Solve for x
    x = 25,251,525,967,711.83/8,134,699.38
  6. Step 6: Final answer
    x = 3,104,174.45

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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.