Home / 22,271,153.20-33,406,729.80-19,578,518.80

Finding the Fourth Proportional to 22,271,153.20, 33,406,729.80 and 19,578,518.80

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Solution

The fourth proportional to 22,271,153.20, 33,406,729.80 and 19,578,518.80 is: 29,367,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271,153.20 : 33,406,729.80 = 19,578,518.80 : x
  2. Step 2: Convert to fraction form
    22,271,153.20/33,406,729.80 = 19,578,518.80/x
  3. Step 3: Cross multiply
    22,271,153.20x = 33,406,729.80 × 19,578,518.80
  4. Step 4: Simplify right side
    22,271,153.20x = 654,054,287,435,820.25
  5. Step 5: Solve for x
    x = 654,054,287,435,820.25/22,271,153.20
  6. Step 6: Final answer
    x = 29,367,778.20

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1.5x scale

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.