Home / 10,368,010.80-15,552,016.20-5,814,385.20

Finding the Fourth Proportional to 10,368,010.80, 15,552,016.20 and 5,814,385.20

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Solution

The fourth proportional to 10,368,010.80, 15,552,016.20 and 5,814,385.20 is: 8,721,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,010.80 : 15,552,016.20 = 5,814,385.20 : x
  2. Step 2: Convert to fraction form
    10,368,010.80/15,552,016.20 = 5,814,385.20/x
  3. Step 3: Cross multiply
    10,368,010.80x = 15,552,016.20 × 5,814,385.20
  4. Step 4: Simplify right side
    10,368,010.80x = 90,425,412,823,440.23
  5. Step 5: Solve for x
    x = 90,425,412,823,440.23/10,368,010.80
  6. Step 6: Final answer
    x = 8,721,577.80

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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.