Home / 22,453,814.68-30,986,083.86-13,035,479.58

Finding the Fourth Proportional to 22,453,814.68, 30,986,083.86 and 13,035,479.58

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Solution

The fourth proportional to 22,453,814.68, 30,986,083.86 and 13,035,479.58 is: 17,988,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453,814.68 : 30,986,083.86 = 13,035,479.58 : x
  2. Step 2: Convert to fraction form
    22,453,814.68/30,986,083.86 = 13,035,479.58/x
  3. Step 3: Cross multiply
    22,453,814.68x = 30,986,083.86 × 13,035,479.58
  4. Step 4: Simplify right side
    22,453,814.68x = 403,918,463,421,197.56
  5. Step 5: Solve for x
    x = 403,918,463,421,197.56/22,453,814.68
  6. Step 6: Final answer
    x = 17,988,857.09

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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.