Home / 33,011,605-45,555,127.32-19,788,251.86

Finding the Fourth Proportional to 33,011,605, 45,555,127.32 and 19,788,251.86

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Solution

The fourth proportional to 33,011,605, 45,555,127.32 and 19,788,251.86 is: 27,307,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011,605 : 45,555,127.32 = 19,788,251.86 : x
  2. Step 2: Convert to fraction form
    33,011,605/45,555,127.32 = 19,788,251.86/x
  3. Step 3: Cross multiply
    33,011,605x = 45,555,127.32 × 19,788,251.86
  4. Step 4: Simplify right side
    33,011,605x = 901,456,332,922,526.75
  5. Step 5: Solve for x
    x = 901,456,332,922,526.75/33,011,605
  6. Step 6: Final answer
    x = 27,307,255.52

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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.