Home / 13,366,132.44-18,444,769.38-7,254,429.72

Finding the Fourth Proportional to 13,366,132.44, 18,444,769.38 and 7,254,429.72

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Solution

The fourth proportional to 13,366,132.44, 18,444,769.38 and 7,254,429.72 is: 10,010,845.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,132.44 : 18,444,769.38 = 7,254,429.72 : x
  2. Step 2: Convert to fraction form
    13,366,132.44/18,444,769.38 = 7,254,429.72/x
  3. Step 3: Cross multiply
    13,366,132.44x = 18,444,769.38 × 7,254,429.72
  4. Step 4: Simplify right side
    13,366,132.44x = 133,806,283,168,817.97
  5. Step 5: Solve for x
    x = 133,806,283,168,817.97/13,366,132.44
  6. Step 6: Final answer
    x = 10,010,845.23

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1.5x scale

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.