Home / 6,427,778.36-8,870,885.06-3,527,729.82

Finding the Fourth Proportional to 6,427,778.36, 8,870,885.06 and 3,527,729.82

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Solution

The fourth proportional to 6,427,778.36, 8,870,885.06 and 3,527,729.82 is: 4,868,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,778.36 : 8,870,885.06 = 3,527,729.82 : x
  2. Step 2: Convert to fraction form
    6,427,778.36/8,870,885.06 = 3,527,729.82/x
  3. Step 3: Cross multiply
    6,427,778.36x = 8,870,885.06 × 3,527,729.82
  4. Step 4: Simplify right side
    6,427,778.36x = 31,294,085,738,315.84
  5. Step 5: Solve for x
    x = 31,294,085,738,315.84/6,427,778.36
  6. Step 6: Final answer
    x = 4,868,569.51

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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.