Home / 7,385,294.72-10,192,220.24-4,122,746.36

Finding the Fourth Proportional to 7,385,294.72, 10,192,220.24 and 4,122,746.36

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Solution

The fourth proportional to 7,385,294.72, 10,192,220.24 and 4,122,746.36 is: 5,689,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,294.72 : 10,192,220.24 = 4,122,746.36 : x
  2. Step 2: Convert to fraction form
    7,385,294.72/10,192,220.24 = 4,122,746.36/x
  3. Step 3: Cross multiply
    7,385,294.72x = 10,192,220.24 × 4,122,746.36
  4. Step 4: Simplify right side
    7,385,294.72x = 42,019,938,894,778.33
  5. Step 5: Solve for x
    x = 42,019,938,894,778.33/7,385,294.72
  6. Step 6: Final answer
    x = 5,689,676.65

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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.