Home / 13,544,979.65-20,317,508.89-5,761,888.69

Finding the Fourth Proportional to 13,544,979.65, 20,317,508.89 and 5,761,888.69

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Solution

The fourth proportional to 13,544,979.65, 20,317,508.89 and 5,761,888.69 is: 8,642,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544,979.65 : 20,317,508.89 = 5,761,888.69 : x
  2. Step 2: Convert to fraction form
    13,544,979.65/20,317,508.89 = 5,761,888.69/x
  3. Step 3: Cross multiply
    13,544,979.65x = 20,317,508.89 × 5,761,888.69
  4. Step 4: Simplify right side
    13,544,979.65x = 117,067,224,630,429.92
  5. Step 5: Solve for x
    x = 117,067,224,630,429.92/13,544,979.65
  6. Step 6: Final answer
    x = 8,642,849.80

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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.