Home / 18,116,784.98-27,192,203.42-9,487,079.52

Finding the Fourth Proportional to 18,116,784.98, 27,192,203.42 and 9,487,079.52

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Solution

The fourth proportional to 18,116,784.98, 27,192,203.42 and 9,487,079.52 is: 14,239,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116,784.98 : 27,192,203.42 = 9,487,079.52 : x
  2. Step 2: Convert to fraction form
    18,116,784.98/27,192,203.42 = 9,487,079.52/x
  3. Step 3: Cross multiply
    18,116,784.98x = 27,192,203.42 × 9,487,079.52
  4. Step 4: Simplify right side
    18,116,784.98x = 257,974,596,169,555.97
  5. Step 5: Solve for x
    x = 257,974,596,169,555.97/18,116,784.98
  6. Step 6: Final answer
    x = 14,239,535.13

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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.