Home / 18,018,332.37-27,032,105.62-5,238,837.08

Finding the Fourth Proportional to 18,018,332.37, 27,032,105.62 and 5,238,837.08

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Solution

The fourth proportional to 18,018,332.37, 27,032,105.62 and 5,238,837.08 is: 7,859,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,332.37 : 27,032,105.62 = 5,238,837.08 : x
  2. Step 2: Convert to fraction form
    18,018,332.37/27,032,105.62 = 5,238,837.08/x
  3. Step 3: Cross multiply
    18,018,332.37x = 27,032,105.62 × 5,238,837.08
  4. Step 4: Simplify right side
    18,018,332.37x = 141,616,797,272,532.41
  5. Step 5: Solve for x
    x = 141,616,797,272,532.41/18,018,332.37
  6. Step 6: Final answer
    x = 7,859,595.13

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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.