Home / 54,969,727.86-75,864,954.48-31,764,854.82

Finding the Fourth Proportional to 54,969,727.86, 75,864,954.48 and 31,764,854.82

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Solution

The fourth proportional to 54,969,727.86, 75,864,954.48 and 31,764,854.82 is: 43,839,388.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,969,727.86 : 75,864,954.48 = 31,764,854.82 : x
  2. Step 2: Convert to fraction form
    54,969,727.86/75,864,954.48 = 31,764,854.82/x
  3. Step 3: Cross multiply
    54,969,727.86x = 75,864,954.48 × 31,764,854.82
  4. Step 4: Simplify right side
    54,969,727.86x = 2,409,839,264,983,108.50
  5. Step 5: Solve for x
    x = 2,409,839,264,983,108.50/54,969,727.86
  6. Step 6: Final answer
    x = 43,839,388.67

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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.