Home / 8,480,894.56-12,689,240.75-5,024,490.64

Finding the Fourth Proportional to 8,480,894.56, 12,689,240.75 and 5,024,490.64

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Solution

The fourth proportional to 8,480,894.56, 12,689,240.75 and 5,024,490.64 is: 7,517,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480,894.56 : 12,689,240.75 = 5,024,490.64 : x
  2. Step 2: Convert to fraction form
    8,480,894.56/12,689,240.75 = 5,024,490.64/x
  3. Step 3: Cross multiply
    8,480,894.56x = 12,689,240.75 × 5,024,490.64
  4. Step 4: Simplify right side
    8,480,894.56x = 63,756,971,313,635.38
  5. Step 5: Solve for x
    x = 63,756,971,313,635.38/8,480,894.56
  6. Step 6: Final answer
    x = 7,517,717.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.