Home / 22,271,486.20-33,407,229.30-19,578,851.80

Finding the Fourth Proportional to 22,271,486.20, 33,407,229.30 and 19,578,851.80

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Solution

The fourth proportional to 22,271,486.20, 33,407,229.30 and 19,578,851.80 is: 29,368,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271,486.20 : 33,407,229.30 = 19,578,851.80 : x
  2. Step 2: Convert to fraction form
    22,271,486.20/33,407,229.30 = 19,578,851.80/x
  3. Step 3: Cross multiply
    22,271,486.20x = 33,407,229.30 × 19,578,851.80
  4. Step 4: Simplify right side
    22,271,486.20x = 654,075,191,513,317.75
  5. Step 5: Solve for x
    x = 654,075,191,513,317.75/22,271,486.20
  6. Step 6: Final answer
    x = 29,368,277.70

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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.