Home / 8,544,913.56-12,808,512.81-5,342,686.29

Finding the Fourth Proportional to 8,544,913.56, 12,808,512.81 and 5,342,686.29

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Solution

The fourth proportional to 8,544,913.56, 12,808,512.81 and 5,342,686.29 is: 8,008,491.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544,913.56 : 12,808,512.81 = 5,342,686.29 : x
  2. Step 2: Convert to fraction form
    8,544,913.56/12,808,512.81 = 5,342,686.29/x
  3. Step 3: Cross multiply
    8,544,913.56x = 12,808,512.81 × 5,342,686.29
  4. Step 4: Simplify right side
    8,544,913.56x = 68,431,865,785,276.38
  5. Step 5: Solve for x
    x = 68,431,865,785,276.38/8,544,913.56
  6. Step 6: Final answer
    x = 8,008,491.29

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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.