Home / 15,234,392.22-21,023,848.08-8,358,872.46

Finding the Fourth Proportional to 15,234,392.22, 21,023,848.08 and 8,358,872.46

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Solution

The fourth proportional to 15,234,392.22, 21,023,848.08 and 8,358,872.46 is: 11,535,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,392.22 : 21,023,848.08 = 8,358,872.46 : x
  2. Step 2: Convert to fraction form
    15,234,392.22/21,023,848.08 = 8,358,872.46/x
  3. Step 3: Cross multiply
    15,234,392.22x = 21,023,848.08 × 8,358,872.46
  4. Step 4: Simplify right side
    15,234,392.22x = 175,735,664,719,135.88
  5. Step 5: Solve for x
    x = 175,735,664,719,135.88/15,234,392.22
  6. Step 6: Final answer
    x = 11,535,456.23

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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.