Home / 6,858,045.30-10,287,067.95-6,228,189.30

Finding the Fourth Proportional to 6,858,045.30, 10,287,067.95 and 6,228,189.30

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Solution

The fourth proportional to 6,858,045.30, 10,287,067.95 and 6,228,189.30 is: 9,342,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,045.30 : 10,287,067.95 = 6,228,189.30 : x
  2. Step 2: Convert to fraction form
    6,858,045.30/10,287,067.95 = 6,228,189.30/x
  3. Step 3: Cross multiply
    6,858,045.30x = 10,287,067.95 × 6,228,189.30
  4. Step 4: Simplify right side
    6,858,045.30x = 64,069,806,534,562.93
  5. Step 5: Solve for x
    x = 64,069,806,534,562.93/6,858,045.30
  6. Step 6: Final answer
    x = 9,342,283.95

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Double scale
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Similar ratio
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1.5x scale

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.