Home / 47,709,769.44-71,498,444.54-21,738,600.66

Finding the Fourth Proportional to 47,709,769.44, 71,498,444.54 and 21,738,600.66

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Solution

The fourth proportional to 47,709,769.44, 71,498,444.54 and 21,738,600.66 is: 32,577,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709,769.44 : 71,498,444.54 = 21,738,600.66 : x
  2. Step 2: Convert to fraction form
    47,709,769.44/71,498,444.54 = 21,738,600.66/x
  3. Step 3: Cross multiply
    47,709,769.44x = 71,498,444.54 × 21,738,600.66
  4. Step 4: Simplify right side
    47,709,769.44x = 1,554,276,133,666,217.50
  5. Step 5: Solve for x
    x = 1,554,276,133,666,217.50/47,709,769.44
  6. Step 6: Final answer
    x = 32,577,733.07

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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.