Home / 6,779,171-9,352,979.70-3,838,586.15

Finding the Fourth Proportional to 6,779,171, 9,352,979.70 and 3,838,586.15

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Solution

The fourth proportional to 6,779,171, 9,352,979.70 and 3,838,586.15 is: 5,295,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779,171 : 9,352,979.70 = 3,838,586.15 : x
  2. Step 2: Convert to fraction form
    6,779,171/9,352,979.70 = 3,838,586.15/x
  3. Step 3: Cross multiply
    6,779,171x = 9,352,979.70 × 3,838,586.15
  4. Step 4: Simplify right side
    6,779,171x = 35,902,218,337,651.15
  5. Step 5: Solve for x
    x = 35,902,218,337,651.15/6,779,171
  6. Step 6: Final answer
    x = 5,295,959.98

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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.