Home / 27,525,847.17-37,988,087.48-15,138,121.49

Finding the Fourth Proportional to 27,525,847.17, 37,988,087.48 and 15,138,121.49

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Solution

The fourth proportional to 27,525,847.17, 37,988,087.48 and 15,138,121.49 is: 20,891,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525,847.17 : 37,988,087.48 = 15,138,121.49 : x
  2. Step 2: Convert to fraction form
    27,525,847.17/37,988,087.48 = 15,138,121.49/x
  3. Step 3: Cross multiply
    27,525,847.17x = 37,988,087.48 × 15,138,121.49
  4. Step 4: Simplify right side
    27,525,847.17x = 575,068,283,463,732.12
  5. Step 5: Solve for x
    x = 575,068,283,463,732.12/27,525,847.17
  6. Step 6: Final answer
    x = 20,891,937.67

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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.