Home / 48,565,911.51-67,027,792.85-30,919,176.81

Finding the Fourth Proportional to 48,565,911.51, 67,027,792.85 and 30,919,176.81

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Solution

The fourth proportional to 48,565,911.51, 67,027,792.85 and 30,919,176.81 is: 42,672,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,565,911.51 : 67,027,792.85 = 30,919,176.81 : x
  2. Step 2: Convert to fraction form
    48,565,911.51/67,027,792.85 = 30,919,176.81/x
  3. Step 3: Cross multiply
    48,565,911.51x = 67,027,792.85 × 30,919,176.81
  4. Step 4: Simplify right side
    48,565,911.51x = 2,072,444,177,823,469
  5. Step 5: Solve for x
    x = 2,072,444,177,823,469/48,565,911.51
  6. Step 6: Final answer
    x = 42,672,815.43

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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.