Home / 8,446,521.20-11,654,480.37-4,962,427.21

Finding the Fourth Proportional to 8,446,521.20, 11,654,480.37 and 4,962,427.21

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Solution

The fourth proportional to 8,446,521.20, 11,654,480.37 and 4,962,427.21 is: 6,847,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,521.20 : 11,654,480.37 = 4,962,427.21 : x
  2. Step 2: Convert to fraction form
    8,446,521.20/11,654,480.37 = 4,962,427.21/x
  3. Step 3: Cross multiply
    8,446,521.20x = 11,654,480.37 × 4,962,427.21
  4. Step 4: Simplify right side
    8,446,521.20x = 57,834,510,564,946.28
  5. Step 5: Solve for x
    x = 57,834,510,564,946.28/8,446,521.20
  6. Step 6: Final answer
    x = 6,847,139.70

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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.