Home / 27,112,338.77-40,675,397.21-7,681,543.61

Finding the Fourth Proportional to 27,112,338.77, 40,675,397.21 and 7,681,543.61

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Solution

The fourth proportional to 27,112,338.77, 40,675,397.21 and 7,681,543.61 is: 11,524,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112,338.77 : 40,675,397.21 = 7,681,543.61 : x
  2. Step 2: Convert to fraction form
    27,112,338.77/40,675,397.21 = 7,681,543.61/x
  3. Step 3: Cross multiply
    27,112,338.77x = 40,675,397.21 × 7,681,543.61
  4. Step 4: Simplify right side
    27,112,338.77x = 312,449,837,522,687.38
  5. Step 5: Solve for x
    x = 312,449,837,522,687.38/27,112,338.77
  6. Step 6: Final answer
    x = 11,524,267.24

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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.