Home / 8,917,246.40-12,306,850.56-5,295,574.40

Finding the Fourth Proportional to 8,917,246.40, 12,306,850.56 and 5,295,574.40

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Solution

The fourth proportional to 8,917,246.40, 12,306,850.56 and 5,295,574.40 is: 7,308,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,246.40 : 12,306,850.56 = 5,295,574.40 : x
  2. Step 2: Convert to fraction form
    8,917,246.40/12,306,850.56 = 5,295,574.40/x
  3. Step 3: Cross multiply
    8,917,246.40x = 12,306,850.56 × 5,295,574.40
  4. Step 4: Simplify right side
    8,917,246.40x = 65,171,842,770,161.67
  5. Step 5: Solve for x
    x = 65,171,842,770,161.67/8,917,246.40
  6. Step 6: Final answer
    x = 7,308,516.54

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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.