Home / 50,313,920.40-75,433,555.80-21,536,499.60

Finding the Fourth Proportional to 50,313,920.40, 75,433,555.80 and 21,536,499.60

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Solution

The fourth proportional to 50,313,920.40, 75,433,555.80 and 21,536,499.60 is: 32,288,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,313,920.40 : 75,433,555.80 = 21,536,499.60 : x
  2. Step 2: Convert to fraction form
    50,313,920.40/75,433,555.80 = 21,536,499.60/x
  3. Step 3: Cross multiply
    50,313,920.40x = 75,433,555.80 × 21,536,499.60
  4. Step 4: Simplify right side
    50,313,920.40x = 1,624,574,744,313,277.75
  5. Step 5: Solve for x
    x = 1,624,574,744,313,277.75/50,313,920.40
  6. Step 6: Final answer
    x = 32,288,772.80

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1.5x scale

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.