Home / 10,861,785.67-14,986,680.09-6,152,221.96

Finding the Fourth Proportional to 10,861,785.67, 14,986,680.09 and 6,152,221.96

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Solution

The fourth proportional to 10,861,785.67, 14,986,680.09 and 6,152,221.96 is: 8,488,602.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,785.67 : 14,986,680.09 = 6,152,221.96 : x
  2. Step 2: Convert to fraction form
    10,861,785.67/14,986,680.09 = 6,152,221.96/x
  3. Step 3: Cross multiply
    10,861,785.67x = 14,986,680.09 × 6,152,221.96
  4. Step 4: Simplify right side
    10,861,785.67x = 92,201,382,331,261.48
  5. Step 5: Solve for x
    x = 92,201,382,331,261.48/10,861,785.67
  6. Step 6: Final answer
    x = 8,488,602.62

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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.