Home / 12,793,701.24-17,653,602.24-8,216,222.76

Finding the Fourth Proportional to 12,793,701.24, 17,653,602.24 and 8,216,222.76

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Solution

The fourth proportional to 12,793,701.24, 17,653,602.24 and 8,216,222.76 is: 11,337,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,701.24 : 17,653,602.24 = 8,216,222.76 : x
  2. Step 2: Convert to fraction form
    12,793,701.24/17,653,602.24 = 8,216,222.76/x
  3. Step 3: Cross multiply
    12,793,701.24x = 17,653,602.24 × 8,216,222.76
  4. Step 4: Simplify right side
    12,793,701.24x = 145,045,928,520,274.97
  5. Step 5: Solve for x
    x = 145,045,928,520,274.97/12,793,701.24
  6. Step 6: Final answer
    x = 11,337,292.14

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Double scale
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1.5x scale

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.