Home / 25,187,138.21-37,780,581.66-9,835,987.63

Finding the Fourth Proportional to 25,187,138.21, 37,780,581.66 and 9,835,987.63

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Solution

The fourth proportional to 25,187,138.21, 37,780,581.66 and 9,835,987.63 is: 14,753,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187,138.21 : 37,780,581.66 = 9,835,987.63 : x
  2. Step 2: Convert to fraction form
    25,187,138.21/37,780,581.66 = 9,835,987.63/x
  3. Step 3: Cross multiply
    25,187,138.21x = 37,780,581.66 × 9,835,987.63
  4. Step 4: Simplify right side
    25,187,138.21x = 371,609,333,861,964.88
  5. Step 5: Solve for x
    x = 371,609,333,861,964.88/25,187,138.21
  6. Step 6: Final answer
    x = 14,753,932.37

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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.