Home / 13,366,126.82-18,444,761.62-7,254,424.10

Finding the Fourth Proportional to 13,366,126.82, 18,444,761.62 and 7,254,424.10

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Solution

The fourth proportional to 13,366,126.82, 18,444,761.62 and 7,254,424.10 is: 10,010,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,126.82 : 18,444,761.62 = 7,254,424.10 : x
  2. Step 2: Convert to fraction form
    13,366,126.82/18,444,761.62 = 7,254,424.10/x
  3. Step 3: Cross multiply
    13,366,126.82x = 18,444,761.62 × 7,254,424.10
  4. Step 4: Simplify right side
    13,366,126.82x = 133,806,123,104,523.17
  5. Step 5: Solve for x
    x = 133,806,123,104,523.17/13,366,126.82
  6. Step 6: Final answer
    x = 10,010,837.47

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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.