Home / 54,306,465.96-74,942,662.86-31,992,406.50

Finding the Fourth Proportional to 54,306,465.96, 74,942,662.86 and 31,992,406.50

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Solution

The fourth proportional to 54,306,465.96, 74,942,662.86 and 31,992,406.50 is: 44,149,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306,465.96 : 74,942,662.86 = 31,992,406.50 : x
  2. Step 2: Convert to fraction form
    54,306,465.96/74,942,662.86 = 31,992,406.50/x
  3. Step 3: Cross multiply
    54,306,465.96x = 74,942,662.86 × 31,992,406.50
  4. Step 4: Simplify right side
    54,306,465.96x = 2,397,596,134,409,572.50
  5. Step 5: Solve for x
    x = 2,397,596,134,409,572.50/54,306,465.96
  6. Step 6: Final answer
    x = 44,149,367.70

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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.