Home / 38,467,555.74-57,712,120.99-15,454,650.20

Finding the Fourth Proportional to 38,467,555.74, 57,712,120.99 and 15,454,650.20

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Solution

The fourth proportional to 38,467,555.74, 57,712,120.99 and 15,454,650.20 is: 23,186,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,467,555.74 : 57,712,120.99 = 15,454,650.20 : x
  2. Step 2: Convert to fraction form
    38,467,555.74/57,712,120.99 = 15,454,650.20/x
  3. Step 3: Cross multiply
    38,467,555.74x = 57,712,120.99 × 15,454,650.20
  4. Step 4: Simplify right side
    38,467,555.74x = 891,920,641,911,967.12
  5. Step 5: Solve for x
    x = 891,920,641,911,967.12/38,467,555.74
  6. Step 6: Final answer
    x = 23,186,309.21

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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.