Home / 11,533,002.58-15,915,348.48-8,231,376.16

Finding the Fourth Proportional to 11,533,002.58, 15,915,348.48 and 8,231,376.16

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Solution

The fourth proportional to 11,533,002.58, 15,915,348.48 and 8,231,376.16 is: 11,359,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533,002.58 : 15,915,348.48 = 8,231,376.16 : x
  2. Step 2: Convert to fraction form
    11,533,002.58/15,915,348.48 = 8,231,376.16/x
  3. Step 3: Cross multiply
    11,533,002.58x = 15,915,348.48 × 8,231,376.16
  4. Step 4: Simplify right side
    11,533,002.58x = 131,005,220,056,364.25
  5. Step 5: Solve for x
    x = 131,005,220,056,364.25/11,533,002.58
  6. Step 6: Final answer
    x = 11,359,159.87

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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.