Home / 51,643,982.14-77,447,868.09-15,242,659.90

Finding the Fourth Proportional to 51,643,982.14, 77,447,868.09 and 15,242,659.90

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Solution

The fourth proportional to 51,643,982.14, 77,447,868.09 and 15,242,659.90 is: 22,858,646.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,643,982.14 : 77,447,868.09 = 15,242,659.90 : x
  2. Step 2: Convert to fraction form
    51,643,982.14/77,447,868.09 = 15,242,659.90/x
  3. Step 3: Cross multiply
    51,643,982.14x = 77,447,868.09 × 15,242,659.90
  4. Step 4: Simplify right side
    51,643,982.14x = 1,180,511,513,025,153
  5. Step 5: Solve for x
    x = 1,180,511,513,025,153/51,643,982.14
  6. Step 6: Final answer
    x = 22,858,646.14

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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.