Home / 20,617,061.83-28,452,036.51-11,324,826.52

Finding the Fourth Proportional to 20,617,061.83, 28,452,036.51 and 11,324,826.52

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Solution

The fourth proportional to 20,617,061.83, 28,452,036.51 and 11,324,826.52 is: 15,628,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617,061.83 : 28,452,036.51 = 11,324,826.52 : x
  2. Step 2: Convert to fraction form
    20,617,061.83/28,452,036.51 = 11,324,826.52/x
  3. Step 3: Cross multiply
    20,617,061.83x = 28,452,036.51 × 11,324,826.52
  4. Step 4: Simplify right side
    20,617,061.83x = 322,214,377,616,456.25
  5. Step 5: Solve for x
    x = 322,214,377,616,456.25/20,617,061.83
  6. Step 6: Final answer
    x = 15,628,530.40

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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.