Home / 36,018,406.09-49,705,389.69-19,498,518.52

Finding the Fourth Proportional to 36,018,406.09, 49,705,389.69 and 19,498,518.52

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Solution

The fourth proportional to 36,018,406.09, 49,705,389.69 and 19,498,518.52 is: 26,907,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018,406.09 : 49,705,389.69 = 19,498,518.52 : x
  2. Step 2: Convert to fraction form
    36,018,406.09/49,705,389.69 = 19,498,518.52/x
  3. Step 3: Cross multiply
    36,018,406.09x = 49,705,389.69 × 19,498,518.52
  4. Step 4: Simplify right side
    36,018,406.09x = 969,181,461,321,816.38
  5. Step 5: Solve for x
    x = 969,181,461,321,816.38/36,018,406.09
  6. Step 6: Final answer
    x = 26,907,949.76

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Double scale
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1.5x scale

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.