Home / 27,711,608.94-38,243,353.23-15,321,473.10

Finding the Fourth Proportional to 27,711,608.94, 38,243,353.23 and 15,321,473.10

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Solution

The fourth proportional to 27,711,608.94, 38,243,353.23 and 15,321,473.10 is: 21,144,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711,608.94 : 38,243,353.23 = 15,321,473.10 : x
  2. Step 2: Convert to fraction form
    27,711,608.94/38,243,353.23 = 15,321,473.10/x
  3. Step 3: Cross multiply
    27,711,608.94x = 38,243,353.23 × 15,321,473.10
  4. Step 4: Simplify right side
    27,711,608.94x = 585,944,507,767,243
  5. Step 5: Solve for x
    x = 585,944,507,767,243/27,711,608.94
  6. Step 6: Final answer
    x = 21,144,369.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.