Home / 12,358,472.32-17,055,701.76-6,853,571.20

Finding the Fourth Proportional to 12,358,472.32, 17,055,701.76 and 6,853,571.20

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Solution

The fourth proportional to 12,358,472.32, 17,055,701.76 and 6,853,571.20 is: 9,458,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,472.32 : 17,055,701.76 = 6,853,571.20 : x
  2. Step 2: Convert to fraction form
    12,358,472.32/17,055,701.76 = 6,853,571.20/x
  3. Step 3: Cross multiply
    12,358,472.32x = 17,055,701.76 × 6,853,571.20
  4. Step 4: Simplify right side
    12,358,472.32x = 116,892,466,378,125.33
  5. Step 5: Solve for x
    x = 116,892,466,378,125.33/12,358,472.32
  6. Step 6: Final answer
    x = 9,458,488.34

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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.