Home / 40,268,020.46-60,289,465.79-21,757,646.12

Finding the Fourth Proportional to 40,268,020.46, 60,289,465.79 and 21,757,646.12

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Solution

The fourth proportional to 40,268,020.46, 60,289,465.79 and 21,757,646.12 is: 32,575,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,268,020.46 : 60,289,465.79 = 21,757,646.12 : x
  2. Step 2: Convert to fraction form
    40,268,020.46/60,289,465.79 = 21,757,646.12/x
  3. Step 3: Cross multiply
    40,268,020.46x = 60,289,465.79 × 21,757,646.12
  4. Step 4: Simplify right side
    40,268,020.46x = 1,311,756,861,175,612.75
  5. Step 5: Solve for x
    x = 1,311,756,861,175,612.75/40,268,020.46
  6. Step 6: Final answer
    x = 32,575,648.03

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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.