Home / 50,318,928.90-75,451,821.30-21,532,541.40

Finding the Fourth Proportional to 50,318,928.90, 75,451,821.30 and 21,532,541.40

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Solution

The fourth proportional to 50,318,928.90, 75,451,821.30 and 21,532,541.40 is: 32,287,441.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,318,928.90 : 75,451,821.30 = 21,532,541.40 : x
  2. Step 2: Convert to fraction form
    50,318,928.90/75,451,821.30 = 21,532,541.40/x
  3. Step 3: Cross multiply
    50,318,928.90x = 75,451,821.30 × 21,532,541.40
  4. Step 4: Simplify right side
    50,318,928.90x = 1,624,669,465,847,651.75
  5. Step 5: Solve for x
    x = 1,624,669,465,847,651.75/50,318,928.90
  6. Step 6: Final answer
    x = 32,287,441.35

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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.