Home / 15,460,778.52-21,333,559.92-8,844,315

Finding the Fourth Proportional to 15,460,778.52, 21,333,559.92 and 8,844,315

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Solution

The fourth proportional to 15,460,778.52, 21,333,559.92 and 8,844,315 is: 12,203,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460,778.52 : 21,333,559.92 = 8,844,315 : x
  2. Step 2: Convert to fraction form
    15,460,778.52/21,333,559.92 = 8,844,315/x
  3. Step 3: Cross multiply
    15,460,778.52x = 21,333,559.92 × 8,844,315
  4. Step 4: Simplify right side
    15,460,778.52x = 188,680,724,003,854.81
  5. Step 5: Solve for x
    x = 188,680,724,003,854.81/15,460,778.52
  6. Step 6: Final answer
    x = 12,203,830.73

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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.