Home / 18,345,122.87-27,521,005.80-9,224,266.70

Finding the Fourth Proportional to 18,345,122.87, 27,521,005.80 and 9,224,266.70

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Solution

The fourth proportional to 18,345,122.87, 27,521,005.80 and 9,224,266.70 is: 13,838,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,345,122.87 : 27,521,005.80 = 9,224,266.70 : x
  2. Step 2: Convert to fraction form
    18,345,122.87/27,521,005.80 = 9,224,266.70/x
  3. Step 3: Cross multiply
    18,345,122.87x = 27,521,005.80 × 9,224,266.70
  4. Step 4: Simplify right side
    18,345,122.87x = 253,861,097,351,446.84
  5. Step 5: Solve for x
    x = 253,861,097,351,446.84/18,345,122.87
  6. Step 6: Final answer
    x = 13,838,070.16

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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.