Home / 8,538,220.83-11,782,709.51-4,617,981.33

Finding the Fourth Proportional to 8,538,220.83, 11,782,709.51 and 4,617,981.33

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Solution

The fourth proportional to 8,538,220.83, 11,782,709.51 and 4,617,981.33 is: 6,372,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,220.83 : 11,782,709.51 = 4,617,981.33 : x
  2. Step 2: Convert to fraction form
    8,538,220.83/11,782,709.51 = 4,617,981.33/x
  3. Step 3: Cross multiply
    8,538,220.83x = 11,782,709.51 × 4,617,981.33
  4. Step 4: Simplify right side
    8,538,220.83x = 54,412,332,475,079.90
  5. Step 5: Solve for x
    x = 54,412,332,475,079.90/8,538,220.83
  6. Step 6: Final answer
    x = 6,372,795.17

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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.