Home / 10,877,739.12-15,011,379-5,916,223.44

Finding the Fourth Proportional to 10,877,739.12, 15,011,379 and 5,916,223.44

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Solution

The fourth proportional to 10,877,739.12, 15,011,379 and 5,916,223.44 is: 8,164,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877,739.12 : 15,011,379 = 5,916,223.44 : x
  2. Step 2: Convert to fraction form
    10,877,739.12/15,011,379 = 5,916,223.44/x
  3. Step 3: Cross multiply
    10,877,739.12x = 15,011,379 × 5,916,223.44
  4. Step 4: Simplify right side
    10,877,739.12x = 88,810,672,306,523.77
  5. Step 5: Solve for x
    x = 88,810,672,306,523.77/10,877,739.12
  6. Step 6: Final answer
    x = 8,164,442.20

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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.