Home / 27,305,536.32-37,680,920.64-15,082,130.88

Finding the Fourth Proportional to 27,305,536.32, 37,680,920.64 and 15,082,130.88

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Solution

The fourth proportional to 27,305,536.32, 37,680,920.64 and 15,082,130.88 is: 20,812,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305,536.32 : 37,680,920.64 = 15,082,130.88 : x
  2. Step 2: Convert to fraction form
    27,305,536.32/37,680,920.64 = 15,082,130.88/x
  3. Step 3: Cross multiply
    27,305,536.32x = 37,680,920.64 × 15,082,130.88
  4. Step 4: Simplify right side
    27,305,536.32x = 568,308,576,771,373.38
  5. Step 5: Solve for x
    x = 568,308,576,771,373.38/27,305,536.32
  6. Step 6: Final answer
    x = 20,812,943.21

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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.