Home / 75,421,131.32-113,070,673.56-23,579,061.78

Finding the Fourth Proportional to 75,421,131.32, 113,070,673.56 and 23,579,061.78

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Solution

The fourth proportional to 75,421,131.32, 113,070,673.56 and 23,579,061.78 is: 35,349,514.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,421,131.32 : 113,070,673.56 = 23,579,061.78 : x
  2. Step 2: Convert to fraction form
    75,421,131.32/113,070,673.56 = 23,579,061.78/x
  3. Step 3: Cross multiply
    75,421,131.32x = 113,070,673.56 × 23,579,061.78
  4. Step 4: Simplify right side
    75,421,131.32x = 2,666,100,397,377,452.50
  5. Step 5: Solve for x
    x = 2,666,100,397,377,452.50/75,421,131.32
  6. Step 6: Final answer
    x = 35,349,514.79

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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.