Home / 8,785,669.35-13,187,005.00-4,239,918.17

Finding the Fourth Proportional to 8,785,669.35, 13,187,005.00 and 4,239,918.17

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Solution

The fourth proportional to 8,785,669.35, 13,187,005.00 and 4,239,918.17 is: 6,363,979.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,669.35 : 13,187,005.00 = 4,239,918.17 : x
  2. Step 2: Convert to fraction form
    8,785,669.35/13,187,005.00 = 4,239,918.17/x
  3. Step 3: Cross multiply
    8,785,669.35x = 13,187,005.00 × 4,239,918.17
  4. Step 4: Simplify right side
    8,785,669.35x = 55,911,822,052,045.62
  5. Step 5: Solve for x
    x = 55,911,822,052,045.62/8,785,669.35
  6. Step 6: Final answer
    x = 6,363,979.77

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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.