Home / 7,864,278.90-10,852,013-4,379,354.34

Finding the Fourth Proportional to 7,864,278.90, 10,852,013 and 4,379,354.34

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Solution

The fourth proportional to 7,864,278.90, 10,852,013 and 4,379,354.34 is: 6,043,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,278.90 : 10,852,013 = 4,379,354.34 : x
  2. Step 2: Convert to fraction form
    7,864,278.90/10,852,013 = 4,379,354.34/x
  3. Step 3: Cross multiply
    7,864,278.90x = 10,852,013 × 4,379,354.34
  4. Step 4: Simplify right side
    7,864,278.90x = 47,524,810,229,286.42
  5. Step 5: Solve for x
    x = 47,524,810,229,286.42/7,864,278.90
  6. Step 6: Final answer
    x = 6,043,123.70

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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.