Home / 9,259,679.75-13,886,575.70-8,655,174.52

Finding the Fourth Proportional to 9,259,679.75, 13,886,575.70 and 8,655,174.52

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Solution

The fourth proportional to 9,259,679.75, 13,886,575.70 and 8,655,174.52 is: 12,980,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,679.75 : 13,886,575.70 = 8,655,174.52 : x
  2. Step 2: Convert to fraction form
    9,259,679.75/13,886,575.70 = 8,655,174.52/x
  3. Step 3: Cross multiply
    9,259,679.75x = 13,886,575.70 × 8,655,174.52
  4. Step 4: Simplify right side
    9,259,679.75x = 120,190,736,090,698.86
  5. Step 5: Solve for x
    x = 120,190,736,090,698.86/9,259,679.75
  6. Step 6: Final answer
    x = 12,980,010.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.