Home / 10,988,017.84-15,161,616.66-7,322,406.76

Finding the Fourth Proportional to 10,988,017.84, 15,161,616.66 and 7,322,406.76

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Solution

The fourth proportional to 10,988,017.84, 15,161,616.66 and 7,322,406.76 is: 10,103,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,017.84 : 15,161,616.66 = 7,322,406.76 : x
  2. Step 2: Convert to fraction form
    10,988,017.84/15,161,616.66 = 7,322,406.76/x
  3. Step 3: Cross multiply
    10,988,017.84x = 15,161,616.66 × 7,322,406.76
  4. Step 4: Simplify right side
    10,988,017.84x = 111,019,524,323,712.62
  5. Step 5: Solve for x
    x = 111,019,524,323,712.62/10,988,017.84
  6. Step 6: Final answer
    x = 10,103,689.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.