Home / 7,685,275.89-11,531,901.48-3,424,453.14

Finding the Fourth Proportional to 7,685,275.89, 11,531,901.48 and 3,424,453.14

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Solution

The fourth proportional to 7,685,275.89, 11,531,901.48 and 3,424,453.14 is: 5,138,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,275.89 : 11,531,901.48 = 3,424,453.14 : x
  2. Step 2: Convert to fraction form
    7,685,275.89/11,531,901.48 = 3,424,453.14/x
  3. Step 3: Cross multiply
    7,685,275.89x = 11,531,901.48 × 3,424,453.14
  4. Step 4: Simplify right side
    7,685,275.89x = 39,490,456,233,356.65
  5. Step 5: Solve for x
    x = 39,490,456,233,356.65/7,685,275.89
  6. Step 6: Final answer
    x = 5,138,456.55

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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.