Home / 18,588,617.48-27,893,839.36-7,805,089.10

Finding the Fourth Proportional to 18,588,617.48, 27,893,839.36 and 7,805,089.10

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Solution

The fourth proportional to 18,588,617.48, 27,893,839.36 and 7,805,089.10 is: 11,712,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,617.48 : 27,893,839.36 = 7,805,089.10 : x
  2. Step 2: Convert to fraction form
    18,588,617.48/27,893,839.36 = 7,805,089.10/x
  3. Step 3: Cross multiply
    18,588,617.48x = 27,893,839.36 × 7,805,089.10
  4. Step 4: Simplify right side
    18,588,617.48x = 217,713,901,545,886.97
  5. Step 5: Solve for x
    x = 217,713,901,545,886.97/18,588,617.48
  6. Step 6: Final answer
    x = 11,712,215.92

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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.