Home / 18,424,923.20-27,637,384.80-8,835,365.60

Finding the Fourth Proportional to 18,424,923.20, 27,637,384.80 and 8,835,365.60

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Solution

The fourth proportional to 18,424,923.20, 27,637,384.80 and 8,835,365.60 is: 13,253,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,923.20 : 27,637,384.80 = 8,835,365.60 : x
  2. Step 2: Convert to fraction form
    18,424,923.20/27,637,384.80 = 8,835,365.60/x
  3. Step 3: Cross multiply
    18,424,923.20x = 27,637,384.80 × 8,835,365.60
  4. Step 4: Simplify right side
    18,424,923.20x = 244,186,398,935,882.88
  5. Step 5: Solve for x
    x = 244,186,398,935,882.88/18,424,923.20
  6. Step 6: Final answer
    x = 13,253,048.40

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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.