Home / 20,484,244.80-30,726,367.20-5,338,176.30

Finding the Fourth Proportional to 20,484,244.80, 30,726,367.20 and 5,338,176.30

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Solution

The fourth proportional to 20,484,244.80, 30,726,367.20 and 5,338,176.30 is: 8,007,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484,244.80 : 30,726,367.20 = 5,338,176.30 : x
  2. Step 2: Convert to fraction form
    20,484,244.80/30,726,367.20 = 5,338,176.30/x
  3. Step 3: Cross multiply
    20,484,244.80x = 30,726,367.20 × 5,338,176.30
  4. Step 4: Simplify right side
    20,484,244.80x = 164,022,765,172,137.34
  5. Step 5: Solve for x
    x = 164,022,765,172,137.34/20,484,244.80
  6. Step 6: Final answer
    x = 8,007,264.45

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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.