Home / 22,224,277.20-33,336,415.80-12,658,339.20

Finding the Fourth Proportional to 22,224,277.20, 33,336,415.80 and 12,658,339.20

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Solution

The fourth proportional to 22,224,277.20, 33,336,415.80 and 12,658,339.20 is: 18,987,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224,277.20 : 33,336,415.80 = 12,658,339.20 : x
  2. Step 2: Convert to fraction form
    22,224,277.20/33,336,415.80 = 12,658,339.20/x
  3. Step 3: Cross multiply
    22,224,277.20x = 33,336,415.80 × 12,658,339.20
  4. Step 4: Simplify right side
    22,224,277.20x = 421,983,658,908,639.38
  5. Step 5: Solve for x
    x = 421,983,658,908,639.38/22,224,277.20
  6. Step 6: Final answer
    x = 18,987,508.80

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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.