Home / 82,190,716.86-123,291,828.04-33,006,562.68

Finding the Fourth Proportional to 82,190,716.86, 123,291,828.04 and 33,006,562.68

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Solution

The fourth proportional to 82,190,716.86, 123,291,828.04 and 33,006,562.68 is: 49,512,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190,716.86 : 123,291,828.04 = 33,006,562.68 : x
  2. Step 2: Convert to fraction form
    82,190,716.86/123,291,828.04 = 33,006,562.68/x
  3. Step 3: Cross multiply
    82,190,716.86x = 123,291,828.04 × 33,006,562.68
  4. Step 4: Simplify right side
    82,190,716.86x = 4,069,439,450,134,041.50
  5. Step 5: Solve for x
    x = 4,069,439,450,134,041.50/82,190,716.86
  6. Step 6: Final answer
    x = 49,512,154.24

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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.