Home / 11,434,644.33-15,779,840.22-6,278,339.85

Finding the Fourth Proportional to 11,434,644.33, 15,779,840.22 and 6,278,339.85

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Solution

The fourth proportional to 11,434,644.33, 15,779,840.22 and 6,278,339.85 is: 8,664,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434,644.33 : 15,779,840.22 = 6,278,339.85 : x
  2. Step 2: Convert to fraction form
    11,434,644.33/15,779,840.22 = 6,278,339.85/x
  3. Step 3: Cross multiply
    11,434,644.33x = 15,779,840.22 × 6,278,339.85
  4. Step 4: Simplify right side
    11,434,644.33x = 99,071,199,679,858.77
  5. Step 5: Solve for x
    x = 99,071,199,679,858.77/11,434,644.33
  6. Step 6: Final answer
    x = 8,664,126.04

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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.