Home / 6,447,034.38-8,896,928.42-3,546,645.91

Finding the Fourth Proportional to 6,447,034.38, 8,896,928.42 and 3,546,645.91

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Solution

The fourth proportional to 6,447,034.38, 8,896,928.42 and 3,546,645.91 is: 4,894,382.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,034.38 : 8,896,928.42 = 3,546,645.91 : x
  2. Step 2: Convert to fraction form
    6,447,034.38/8,896,928.42 = 3,546,645.91/x
  3. Step 3: Cross multiply
    6,447,034.38x = 8,896,928.42 × 3,546,645.91
  4. Step 4: Simplify right side
    6,447,034.38x = 31,554,254,792,355.76
  5. Step 5: Solve for x
    x = 31,554,254,792,355.76/6,447,034.38
  6. Step 6: Final answer
    x = 4,894,382.89

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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.