Home / 15,220,872.79-22,828,878.82-4,435,650.86

Finding the Fourth Proportional to 15,220,872.79, 22,828,878.82 and 4,435,650.86

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Solution

The fourth proportional to 15,220,872.79, 22,828,878.82 and 4,435,650.86 is: 6,652,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,220,872.79 : 22,828,878.82 = 4,435,650.86 : x
  2. Step 2: Convert to fraction form
    15,220,872.79/22,828,878.82 = 4,435,650.86/x
  3. Step 3: Cross multiply
    15,220,872.79x = 22,828,878.82 × 4,435,650.86
  4. Step 4: Simplify right side
    15,220,872.79x = 101,260,935,862,168.95
  5. Step 5: Solve for x
    x = 101,260,935,862,168.95/15,220,872.79
  6. Step 6: Final answer
    x = 6,652,768.03

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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.