Home / 9,131,231.12-12,600,649.40-5,001,280.58

Finding the Fourth Proportional to 9,131,231.12, 12,600,649.40 and 5,001,280.58

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Solution

The fourth proportional to 9,131,231.12, 12,600,649.40 and 5,001,280.58 is: 6,901,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,231.12 : 12,600,649.40 = 5,001,280.58 : x
  2. Step 2: Convert to fraction form
    9,131,231.12/12,600,649.40 = 5,001,280.58/x
  3. Step 3: Cross multiply
    9,131,231.12x = 12,600,649.40 × 5,001,280.58
  4. Step 4: Simplify right side
    9,131,231.12x = 63,019,383,139,608.66
  5. Step 5: Solve for x
    x = 63,019,383,139,608.66/9,131,231.12
  6. Step 6: Final answer
    x = 6,901,520.98

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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.