Home / 54,799,921.53-75,623,982.89-30,019,568.09

Finding the Fourth Proportional to 54,799,921.53, 75,623,982.89 and 30,019,568.09

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Solution

The fourth proportional to 54,799,921.53, 75,623,982.89 and 30,019,568.09 is: 41,427,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799,921.53 : 75,623,982.89 = 30,019,568.09 : x
  2. Step 2: Convert to fraction form
    54,799,921.53/75,623,982.89 = 30,019,568.09/x
  3. Step 3: Cross multiply
    54,799,921.53x = 75,623,982.89 × 30,019,568.09
  4. Step 4: Simplify right side
    54,799,921.53x = 2,270,199,303,075,132.50
  5. Step 5: Solve for x
    x = 2,270,199,303,075,132.50/54,799,921.53
  6. Step 6: Final answer
    x = 41,427,053.90

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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.