Home / 15,048,751.73-20,767,383.66-8,173,233.79

Finding the Fourth Proportional to 15,048,751.73, 20,767,383.66 and 8,173,233.79

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Solution

The fourth proportional to 15,048,751.73, 20,767,383.66 and 8,173,233.79 is: 11,279,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,751.73 : 20,767,383.66 = 8,173,233.79 : x
  2. Step 2: Convert to fraction form
    15,048,751.73/20,767,383.66 = 8,173,233.79/x
  3. Step 3: Cross multiply
    15,048,751.73x = 20,767,383.66 × 8,173,233.79
  4. Step 4: Simplify right side
    15,048,751.73x = 169,736,681,838,537.03
  5. Step 5: Solve for x
    x = 169,736,681,838,537.03/15,048,751.73
  6. Step 6: Final answer
    x = 11,279,120.35

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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.