Home / 12,228,304.20-18,349,713.90-4,656,035.40

Finding the Fourth Proportional to 12,228,304.20, 18,349,713.90 and 4,656,035.40

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Solution

The fourth proportional to 12,228,304.20, 18,349,713.90 and 4,656,035.40 is: 6,986,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,304.20 : 18,349,713.90 = 4,656,035.40 : x
  2. Step 2: Convert to fraction form
    12,228,304.20/18,349,713.90 = 4,656,035.40/x
  3. Step 3: Cross multiply
    12,228,304.20x = 18,349,713.90 × 4,656,035.40
  4. Step 4: Simplify right side
    12,228,304.20x = 85,436,917,498,272.06
  5. Step 5: Solve for x
    x = 85,436,917,498,272.06/12,228,304.20
  6. Step 6: Final answer
    x = 6,986,816.50

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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.