Home / 18,576,001.80-27,864,002.70-4,929,121.80

Finding the Fourth Proportional to 18,576,001.80, 27,864,002.70 and 4,929,121.80

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Solution

The fourth proportional to 18,576,001.80, 27,864,002.70 and 4,929,121.80 is: 7,393,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,001.80 : 27,864,002.70 = 4,929,121.80 : x
  2. Step 2: Convert to fraction form
    18,576,001.80/27,864,002.70 = 4,929,121.80/x
  3. Step 3: Cross multiply
    18,576,001.80x = 27,864,002.70 × 4,929,121.80
  4. Step 4: Simplify right side
    18,576,001.80x = 137,345,063,143,828.84
  5. Step 5: Solve for x
    x = 137,345,063,143,828.84/18,576,001.80
  6. Step 6: Final answer
    x = 7,393,682.70

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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.