Home / 8,538,220.73-11,782,709.38-4,617,981.23

Finding the Fourth Proportional to 8,538,220.73, 11,782,709.38 and 4,617,981.23

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Solution

The fourth proportional to 8,538,220.73, 11,782,709.38 and 4,617,981.23 is: 6,372,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,220.73 : 11,782,709.38 = 4,617,981.23 : x
  2. Step 2: Convert to fraction form
    8,538,220.73/11,782,709.38 = 4,617,981.23/x
  3. Step 3: Cross multiply
    8,538,220.73x = 11,782,709.38 × 4,617,981.23
  4. Step 4: Simplify right side
    8,538,220.73x = 54,412,330,796,386.66
  5. Step 5: Solve for x
    x = 54,412,330,796,386.66/8,538,220.73
  6. Step 6: Final answer
    x = 6,372,795.05

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Double scale
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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.