Home / 8,248,578.15-12,377,295.90-3,456,751.80

Finding the Fourth Proportional to 8,248,578.15, 12,377,295.90 and 3,456,751.80

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Solution

The fourth proportional to 8,248,578.15, 12,377,295.90 and 3,456,751.80 is: 5,186,983.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,578.15 : 12,377,295.90 = 3,456,751.80 : x
  2. Step 2: Convert to fraction form
    8,248,578.15/12,377,295.90 = 3,456,751.80/x
  3. Step 3: Cross multiply
    8,248,578.15x = 12,377,295.90 × 3,456,751.80
  4. Step 4: Simplify right side
    8,248,578.15x = 42,785,239,881,457.62
  5. Step 5: Solve for x
    x = 42,785,239,881,457.62/8,248,578.15
  6. Step 6: Final answer
    x = 5,186,983.64

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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.