Home / 22,147,603.20-33,221,404.80-7,786,886.40

Finding the Fourth Proportional to 22,147,603.20, 33,221,404.80 and 7,786,886.40

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Solution

The fourth proportional to 22,147,603.20, 33,221,404.80 and 7,786,886.40 is: 11,680,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,603.20 : 33,221,404.80 = 7,786,886.40 : x
  2. Step 2: Convert to fraction form
    22,147,603.20/33,221,404.80 = 7,786,886.40/x
  3. Step 3: Cross multiply
    22,147,603.20x = 33,221,404.80 × 7,786,886.40
  4. Step 4: Simplify right side
    22,147,603.20x = 258,691,305,226,014.75
  5. Step 5: Solve for x
    x = 258,691,305,226,014.75/22,147,603.20
  6. Step 6: Final answer
    x = 11,680,329.60

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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.