Home / 8,438,807.28-12,658,210.96-2,049,016.62

Finding the Fourth Proportional to 8,438,807.28, 12,658,210.96 and 2,049,016.62

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Solution

The fourth proportional to 8,438,807.28, 12,658,210.96 and 2,049,016.62 is: 3,073,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,807.28 : 12,658,210.96 = 2,049,016.62 : x
  2. Step 2: Convert to fraction form
    8,438,807.28/12,658,210.96 = 2,049,016.62/x
  3. Step 3: Cross multiply
    8,438,807.28x = 12,658,210.96 × 2,049,016.62
  4. Step 4: Simplify right side
    8,438,807.28x = 25,936,884,636,506.16
  5. Step 5: Solve for x
    x = 25,936,884,636,506.16/8,438,807.28
  6. Step 6: Final answer
    x = 3,073,524.94

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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.