Home / 18,476,669.63-27,718,965.65-5,523,834.08

Finding the Fourth Proportional to 18,476,669.63, 27,718,965.65 and 5,523,834.08

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Solution

The fourth proportional to 18,476,669.63, 27,718,965.65 and 5,523,834.08 is: 8,286,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476,669.63 : 27,718,965.65 = 5,523,834.08 : x
  2. Step 2: Convert to fraction form
    18,476,669.63/27,718,965.65 = 5,523,834.08/x
  3. Step 3: Cross multiply
    18,476,669.63x = 27,718,965.65 × 5,523,834.08
  4. Step 4: Simplify right side
    18,476,669.63x = 153,114,967,202,926.34
  5. Step 5: Solve for x
    x = 153,114,967,202,926.34/18,476,669.63
  6. Step 6: Final answer
    x = 8,286,935.38

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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.