Home / 21,940,678.14-32,913,194.67-8,111,261.91

Finding the Fourth Proportional to 21,940,678.14, 32,913,194.67 and 8,111,261.91

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Solution

The fourth proportional to 21,940,678.14, 32,913,194.67 and 8,111,261.91 is: 12,167,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,940,678.14 : 32,913,194.67 = 8,111,261.91 : x
  2. Step 2: Convert to fraction form
    21,940,678.14/32,913,194.67 = 8,111,261.91/x
  3. Step 3: Cross multiply
    21,940,678.14x = 32,913,194.67 × 8,111,261.91
  4. Step 4: Simplify right side
    21,940,678.14x = 266,967,542,263,186.03
  5. Step 5: Solve for x
    x = 266,967,542,263,186.03/21,940,678.14
  6. Step 6: Final answer
    x = 12,167,697.85

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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.