Home / 39,243,218.46-58,874,249.61-12,316,874.46

Finding the Fourth Proportional to 39,243,218.46, 58,874,249.61 and 12,316,874.46

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Solution

The fourth proportional to 39,243,218.46, 58,874,249.61 and 12,316,874.46 is: 18,478,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,243,218.46 : 58,874,249.61 = 12,316,874.46 : x
  2. Step 2: Convert to fraction form
    39,243,218.46/58,874,249.61 = 12,316,874.46/x
  3. Step 3: Cross multiply
    39,243,218.46x = 58,874,249.61 × 12,316,874.46
  4. Step 4: Simplify right side
    39,243,218.46x = 725,146,741,373,074
  5. Step 5: Solve for x
    x = 725,146,741,373,074/39,243,218.46
  6. Step 6: Final answer
    x = 18,478,268.85

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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.