Home / 18,169,165.02-27,261,018.09-7,387,294.62

Finding the Fourth Proportional to 18,169,165.02, 27,261,018.09 and 7,387,294.62

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Solution

The fourth proportional to 18,169,165.02, 27,261,018.09 and 7,387,294.62 is: 11,083,898.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,165.02 : 27,261,018.09 = 7,387,294.62 : x
  2. Step 2: Convert to fraction form
    18,169,165.02/27,261,018.09 = 7,387,294.62/x
  3. Step 3: Cross multiply
    18,169,165.02x = 27,261,018.09 × 7,387,294.62
  4. Step 4: Simplify right side
    18,169,165.02x = 201,385,172,271,979.69
  5. Step 5: Solve for x
    x = 201,385,172,271,979.69/18,169,165.02
  6. Step 6: Final answer
    x = 11,083,898.02

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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.