Home / 6,885,827.10-10,319,883.30-4,187,287.80

Finding the Fourth Proportional to 6,885,827.10, 10,319,883.30 and 4,187,287.80

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Solution

The fourth proportional to 6,885,827.10, 10,319,883.30 and 4,187,287.80 is: 6,275,545.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,827.10 : 10,319,883.30 = 4,187,287.80 : x
  2. Step 2: Convert to fraction form
    6,885,827.10/10,319,883.30 = 4,187,287.80/x
  3. Step 3: Cross multiply
    6,885,827.10x = 10,319,883.30 × 4,187,287.80
  4. Step 4: Simplify right side
    6,885,827.10x = 43,212,321,439,513.74
  5. Step 5: Solve for x
    x = 43,212,321,439,513.74/6,885,827.10
  6. Step 6: Final answer
    x = 6,275,545.52

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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.