Home / 21,756,453.76-30,036,315.42-14,424,218.24

Finding the Fourth Proportional to 21,756,453.76, 30,036,315.42 and 14,424,218.24

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Solution

The fourth proportional to 21,756,453.76, 30,036,315.42 and 14,424,218.24 is: 19,913,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,756,453.76 : 30,036,315.42 = 14,424,218.24 : x
  2. Step 2: Convert to fraction form
    21,756,453.76/30,036,315.42 = 14,424,218.24/x
  3. Step 3: Cross multiply
    21,756,453.76x = 30,036,315.42 × 14,424,218.24
  4. Step 4: Simplify right side
    21,756,453.76x = 433,250,368,593,375.69
  5. Step 5: Solve for x
    x = 433,250,368,593,375.69/21,756,453.76
  6. Step 6: Final answer
    x = 19,913,648.31

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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.