Home / 13,754,681.13-18,981,656.06-7,560,300.26

Finding the Fourth Proportional to 13,754,681.13, 18,981,656.06 and 7,560,300.26

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Solution

The fourth proportional to 13,754,681.13, 18,981,656.06 and 7,560,300.26 is: 10,433,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754,681.13 : 18,981,656.06 = 7,560,300.26 : x
  2. Step 2: Convert to fraction form
    13,754,681.13/18,981,656.06 = 7,560,300.26/x
  3. Step 3: Cross multiply
    13,754,681.13x = 18,981,656.06 × 7,560,300.26
  4. Step 4: Simplify right side
    13,754,681.13x = 143,507,019,245,648.56
  5. Step 5: Solve for x
    x = 143,507,019,245,648.56/13,754,681.13
  6. Step 6: Final answer
    x = 10,433,322.15

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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.