Home / 6,685,879.20-10,028,818.80-4,294,394.70

Finding the Fourth Proportional to 6,685,879.20, 10,028,818.80 and 4,294,394.70

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Solution

The fourth proportional to 6,685,879.20, 10,028,818.80 and 4,294,394.70 is: 6,441,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685,879.20 : 10,028,818.80 = 4,294,394.70 : x
  2. Step 2: Convert to fraction form
    6,685,879.20/10,028,818.80 = 4,294,394.70/x
  3. Step 3: Cross multiply
    6,685,879.20x = 10,028,818.80 × 4,294,394.70
  4. Step 4: Simplify right side
    6,685,879.20x = 43,067,706,301,980.37
  5. Step 5: Solve for x
    x = 43,067,706,301,980.37/6,685,879.20
  6. Step 6: Final answer
    x = 6,441,592.05

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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.