Home / 6,187,314.91-8,538,366.09-3,433,842.43

Finding the Fourth Proportional to 6,187,314.91, 8,538,366.09 and 3,433,842.43

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Solution

The fourth proportional to 6,187,314.91, 8,538,366.09 and 3,433,842.43 is: 4,738,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187,314.91 : 8,538,366.09 = 3,433,842.43 : x
  2. Step 2: Convert to fraction form
    6,187,314.91/8,538,366.09 = 3,433,842.43/x
  3. Step 3: Cross multiply
    6,187,314.91x = 8,538,366.09 × 3,433,842.43
  4. Step 4: Simplify right side
    6,187,314.91x = 29,319,403,762,715.20
  5. Step 5: Solve for x
    x = 29,319,403,762,715.20/6,187,314.91
  6. Step 6: Final answer
    x = 4,738,631.25

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Double scale
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1.5x scale

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.