Home / 7,078,534.92-9,769,209.12-4,023,208.44

Finding the Fourth Proportional to 7,078,534.92, 9,769,209.12 and 4,023,208.44

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Solution

The fourth proportional to 7,078,534.92, 9,769,209.12 and 4,023,208.44 is: 5,552,499.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,534.92 : 9,769,209.12 = 4,023,208.44 : x
  2. Step 2: Convert to fraction form
    7,078,534.92/9,769,209.12 = 4,023,208.44/x
  3. Step 3: Cross multiply
    7,078,534.92x = 9,769,209.12 × 4,023,208.44
  4. Step 4: Simplify right side
    7,078,534.92x = 39,303,564,583,708.97
  5. Step 5: Solve for x
    x = 39,303,564,583,708.97/7,078,534.92
  6. Step 6: Final answer
    x = 5,552,499.92

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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.