Home / 12,749,168.95-17,593,339.87-6,947,826.13

Finding the Fourth Proportional to 12,749,168.95, 17,593,339.87 and 6,947,826.13

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Solution

The fourth proportional to 12,749,168.95, 17,593,339.87 and 6,947,826.13 is: 9,587,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,168.95 : 17,593,339.87 = 6,947,826.13 : x
  2. Step 2: Convert to fraction form
    12,749,168.95/17,593,339.87 = 6,947,826.13/x
  3. Step 3: Cross multiply
    12,749,168.95x = 17,593,339.87 × 6,947,826.13
  4. Step 4: Simplify right side
    12,749,168.95x = 122,235,466,462,756.81
  5. Step 5: Solve for x
    x = 122,235,466,462,756.81/12,749,168.95
  6. Step 6: Final answer
    x = 9,587,720.34

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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.