Home / 50,473,695.42-75,680,219.70-19,731,660.12

Finding the Fourth Proportional to 50,473,695.42, 75,680,219.70 and 19,731,660.12

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Solution

The fourth proportional to 50,473,695.42, 75,680,219.70 and 19,731,660.12 is: 29,585,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,473,695.42 : 75,680,219.70 = 19,731,660.12 : x
  2. Step 2: Convert to fraction form
    50,473,695.42/75,680,219.70 = 19,731,660.12/x
  3. Step 3: Cross multiply
    50,473,695.42x = 75,680,219.70 × 19,731,660.12
  4. Step 4: Simplify right side
    50,473,695.42x = 1,493,296,372,927,328.50
  5. Step 5: Solve for x
    x = 1,493,296,372,927,328.50/50,473,695.42
  6. Step 6: Final answer
    x = 29,585,635.85

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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.