Home / 10,908,016.80-16,362,025.20-9,228,400.80

Finding the Fourth Proportional to 10,908,016.80, 16,362,025.20 and 9,228,400.80

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Solution

The fourth proportional to 10,908,016.80, 16,362,025.20 and 9,228,400.80 is: 13,842,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908,016.80 : 16,362,025.20 = 9,228,400.80 : x
  2. Step 2: Convert to fraction form
    10,908,016.80/16,362,025.20 = 9,228,400.80/x
  3. Step 3: Cross multiply
    10,908,016.80x = 16,362,025.20 × 9,228,400.80
  4. Step 4: Simplify right side
    10,908,016.80x = 150,995,326,445,300.16
  5. Step 5: Solve for x
    x = 150,995,326,445,300.16/10,908,016.80
  6. Step 6: Final answer
    x = 13,842,601.20

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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.