Home / 50,384,911.52-75,566,169.84-21,234,242.72

Finding the Fourth Proportional to 50,384,911.52, 75,566,169.84 and 21,234,242.72

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Solution

The fourth proportional to 50,384,911.52, 75,566,169.84 and 21,234,242.72 is: 31,846,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,384,911.52 : 75,566,169.84 = 21,234,242.72 : x
  2. Step 2: Convert to fraction form
    50,384,911.52/75,566,169.84 = 21,234,242.72/x
  3. Step 3: Cross multiply
    50,384,911.52x = 75,566,169.84 × 21,234,242.72
  4. Step 4: Simplify right side
    50,384,911.52x = 1,604,590,391,803,303.50
  5. Step 5: Solve for x
    x = 1,604,590,391,803,303.50/50,384,911.52
  6. Step 6: Final answer
    x = 31,846,645.03

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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.