Home / 50,217,715.85-69,296,621.95-28,186,959.01

Finding the Fourth Proportional to 50,217,715.85, 69,296,621.95 and 28,186,959.01

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Solution

The fourth proportional to 50,217,715.85, 69,296,621.95 and 28,186,959.01 is: 38,895,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,217,715.85 : 69,296,621.95 = 28,186,959.01 : x
  2. Step 2: Convert to fraction form
    50,217,715.85/69,296,621.95 = 28,186,959.01/x
  3. Step 3: Cross multiply
    50,217,715.85x = 69,296,621.95 × 28,186,959.01
  4. Step 4: Simplify right side
    50,217,715.85x = 1,953,261,042,436,116.50
  5. Step 5: Solve for x
    x = 1,953,261,042,436,116.50/50,217,715.85
  6. Step 6: Final answer
    x = 38,895,855.96

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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.