Home / 55,265,144.64-76,264,552.79-30,484,788.92

Finding the Fourth Proportional to 55,265,144.64, 76,264,552.79 and 30,484,788.92

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Solution

The fourth proportional to 55,265,144.64, 76,264,552.79 and 30,484,788.92 is: 42,068,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,265,144.64 : 76,264,552.79 = 30,484,788.92 : x
  2. Step 2: Convert to fraction form
    55,265,144.64/76,264,552.79 = 30,484,788.92/x
  3. Step 3: Cross multiply
    55,265,144.64x = 76,264,552.79 × 30,484,788.92
  4. Step 4: Simplify right side
    55,265,144.64x = 2,324,908,793,747,971.50
  5. Step 5: Solve for x
    x = 2,324,908,793,747,971.50/55,265,144.64
  6. Step 6: Final answer
    x = 42,068,265.79

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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.