Home / 8,741,977.92-12,071,543.40-5,484,392.82

Finding the Fourth Proportional to 8,741,977.92, 12,071,543.40 and 5,484,392.82

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Solution

The fourth proportional to 8,741,977.92, 12,071,543.40 and 5,484,392.82 is: 7,573,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741,977.92 : 12,071,543.40 = 5,484,392.82 : x
  2. Step 2: Convert to fraction form
    8,741,977.92/12,071,543.40 = 5,484,392.82/x
  3. Step 3: Cross multiply
    8,741,977.92x = 12,071,543.40 × 5,484,392.82
  4. Step 4: Simplify right side
    8,741,977.92x = 66,205,085,949,278.39
  5. Step 5: Solve for x
    x = 66,205,085,949,278.39/8,741,977.92
  6. Step 6: Final answer
    x = 7,573,238.75

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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.