Home / 8,491,509.52-11,717,973.76-4,623,945.84

Finding the Fourth Proportional to 8,491,509.52, 11,717,973.76 and 4,623,945.84

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Solution

The fourth proportional to 8,491,509.52, 11,717,973.76 and 4,623,945.84 is: 6,380,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,509.52 : 11,717,973.76 = 4,623,945.84 : x
  2. Step 2: Convert to fraction form
    8,491,509.52/11,717,973.76 = 4,623,945.84/x
  3. Step 3: Cross multiply
    8,491,509.52x = 11,717,973.76 × 4,623,945.84
  4. Step 4: Simplify right side
    8,491,509.52x = 54,183,276,020,781.16
  5. Step 5: Solve for x
    x = 54,183,276,020,781.16/8,491,509.52
  6. Step 6: Final answer
    x = 6,380,876.79

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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.