Home / 8,007,755.81-12,011,630.70-3,215,443.64

Finding the Fourth Proportional to 8,007,755.81, 12,011,630.70 and 3,215,443.64

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Solution

The fourth proportional to 8,007,755.81, 12,011,630.70 and 3,215,443.64 is: 4,823,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,755.81 : 12,011,630.70 = 3,215,443.64 : x
  2. Step 2: Convert to fraction form
    8,007,755.81/12,011,630.70 = 3,215,443.64/x
  3. Step 3: Cross multiply
    8,007,755.81x = 12,011,630.70 × 3,215,443.64
  4. Step 4: Simplify right side
    8,007,755.81x = 38,622,721,540,343.75
  5. Step 5: Solve for x
    x = 38,622,721,540,343.75/8,007,755.81
  6. Step 6: Final answer
    x = 4,823,164.25

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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.