Home / 22,384,819.20-33,577,228.80-7,240,281.60

Finding the Fourth Proportional to 22,384,819.20, 33,577,228.80 and 7,240,281.60

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Solution

The fourth proportional to 22,384,819.20, 33,577,228.80 and 7,240,281.60 is: 10,860,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,384,819.20 : 33,577,228.80 = 7,240,281.60 : x
  2. Step 2: Convert to fraction form
    22,384,819.20/33,577,228.80 = 7,240,281.60/x
  3. Step 3: Cross multiply
    22,384,819.20x = 33,577,228.80 × 7,240,281.60
  4. Step 4: Simplify right side
    22,384,819.20x = 243,108,591,859,630.03
  5. Step 5: Solve for x
    x = 243,108,591,859,630.03/22,384,819.20
  6. Step 6: Final answer
    x = 10,860,422.40

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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.