Home / 8,945,145.45-12,343,963.95-5,466,301.29

Finding the Fourth Proportional to 8,945,145.45, 12,343,963.95 and 5,466,301.29

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Solution

The fourth proportional to 8,945,145.45, 12,343,963.95 and 5,466,301.29 is: 7,543,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,145.45 : 12,343,963.95 = 5,466,301.29 : x
  2. Step 2: Convert to fraction form
    8,945,145.45/12,343,963.95 = 5,466,301.29/x
  3. Step 3: Cross multiply
    8,945,145.45x = 12,343,963.95 × 5,466,301.29
  4. Step 4: Simplify right side
    8,945,145.45x = 67,475,826,063,598.49
  5. Step 5: Solve for x
    x = 67,475,826,063,598.49/8,945,145.45
  6. Step 6: Final answer
    x = 7,543,289.98

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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.