Home / 8,872,921.26-12,245,198.34-5,004,030.78

Finding the Fourth Proportional to 8,872,921.26, 12,245,198.34 and 5,004,030.78

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Solution

The fourth proportional to 8,872,921.26, 12,245,198.34 and 5,004,030.78 is: 6,905,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872,921.26 : 12,245,198.34 = 5,004,030.78 : x
  2. Step 2: Convert to fraction form
    8,872,921.26/12,245,198.34 = 5,004,030.78/x
  3. Step 3: Cross multiply
    8,872,921.26x = 12,245,198.34 × 5,004,030.78
  4. Step 4: Simplify right side
    8,872,921.26x = 61,275,349,400,564.91
  5. Step 5: Solve for x
    x = 61,275,349,400,564.91/8,872,921.26
  6. Step 6: Final answer
    x = 6,905,882.25

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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.