Home / 13,270,667.20-19,906,000.80-6,552,203.20

Finding the Fourth Proportional to 13,270,667.20, 19,906,000.80 and 6,552,203.20

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Solution

The fourth proportional to 13,270,667.20, 19,906,000.80 and 6,552,203.20 is: 9,828,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,667.20 : 19,906,000.80 = 6,552,203.20 : x
  2. Step 2: Convert to fraction form
    13,270,667.20/19,906,000.80 = 6,552,203.20/x
  3. Step 3: Cross multiply
    13,270,667.20x = 19,906,000.80 × 6,552,203.20
  4. Step 4: Simplify right side
    13,270,667.20x = 130,428,162,140,962.56
  5. Step 5: Solve for x
    x = 130,428,162,140,962.56/13,270,667.20
  6. Step 6: Final answer
    x = 9,828,304.80

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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.