Home / 15,412,514.73-23,118,826.77-5,177,081.76

Finding the Fourth Proportional to 15,412,514.73, 23,118,826.77 and 5,177,081.76

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Solution

The fourth proportional to 15,412,514.73, 23,118,826.77 and 5,177,081.76 is: 7,765,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412,514.73 : 23,118,826.77 = 5,177,081.76 : x
  2. Step 2: Convert to fraction form
    15,412,514.73/23,118,826.77 = 5,177,081.76/x
  3. Step 3: Cross multiply
    15,412,514.73x = 23,118,826.77 × 5,177,081.76
  4. Step 4: Simplify right side
    15,412,514.73x = 119,688,056,383,566.70
  5. Step 5: Solve for x
    x = 119,688,056,383,566.70/15,412,514.73
  6. Step 6: Final answer
    x = 7,765,641.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.