Home / 12,749,219.57-17,593,409.59-6,947,876.76

Finding the Fourth Proportional to 12,749,219.57, 17,593,409.59 and 6,947,876.76

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Solution

The fourth proportional to 12,749,219.57, 17,593,409.59 and 6,947,876.76 is: 9,587,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,219.57 : 17,593,409.59 = 6,947,876.76 : x
  2. Step 2: Convert to fraction form
    12,749,219.57/17,593,409.59 = 6,947,876.76/x
  3. Step 3: Cross multiply
    12,749,219.57x = 17,593,409.59 × 6,947,876.76
  4. Step 4: Simplify right side
    12,749,219.57x = 122,236,841,536,177.14
  5. Step 5: Solve for x
    x = 122,236,841,536,177.14/12,749,219.57
  6. Step 6: Final answer
    x = 9,587,790.13

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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.