Home / 47,709,763.79-71,498,436.09-21,738,595.04

Finding the Fourth Proportional to 47,709,763.79, 71,498,436.09 and 21,738,595.04

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Solution

The fourth proportional to 47,709,763.79, 71,498,436.09 and 21,738,595.04 is: 32,577,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709,763.79 : 71,498,436.09 = 21,738,595.04 : x
  2. Step 2: Convert to fraction form
    47,709,763.79/71,498,436.09 = 21,738,595.04/x
  3. Step 3: Cross multiply
    47,709,763.79x = 71,498,436.09 × 21,738,595.04
  4. Step 4: Simplify right side
    47,709,763.79x = 1,554,275,548,153,831
  5. Step 5: Solve for x
    x = 1,554,275,548,153,831/47,709,763.79
  6. Step 6: Final answer
    x = 32,577,724.66

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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.