Home / 13,639,738.11-20,468,643.48-7,496,010.27

Finding the Fourth Proportional to 13,639,738.11, 20,468,643.48 and 7,496,010.27

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Solution

The fourth proportional to 13,639,738.11, 20,468,643.48 and 7,496,010.27 is: 11,248,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,639,738.11 : 20,468,643.48 = 7,496,010.27 : x
  2. Step 2: Convert to fraction form
    13,639,738.11/20,468,643.48 = 7,496,010.27/x
  3. Step 3: Cross multiply
    13,639,738.11x = 20,468,643.48 × 7,496,010.27
  4. Step 4: Simplify right side
    13,639,738.11x = 153,433,161,739,048.53
  5. Step 5: Solve for x
    x = 153,433,161,739,048.53/13,639,738.11
  6. Step 6: Final answer
    x = 11,248,981.51

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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.