Home / 22,189,085.80-33,283,628.70-21,338,780.20

Finding the Fourth Proportional to 22,189,085.80, 33,283,628.70 and 21,338,780.20

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Solution

The fourth proportional to 22,189,085.80, 33,283,628.70 and 21,338,780.20 is: 32,008,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189,085.80 : 33,283,628.70 = 21,338,780.20 : x
  2. Step 2: Convert to fraction form
    22,189,085.80/33,283,628.70 = 21,338,780.20/x
  3. Step 3: Cross multiply
    22,189,085.80x = 33,283,628.70 × 21,338,780.20
  4. Step 4: Simplify right side
    22,189,085.80x = 710,232,037,087,711.75
  5. Step 5: Solve for x
    x = 710,232,037,087,711.75/22,189,085.80
  6. Step 6: Final answer
    x = 32,008,170.30

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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.