Home / 55,196,717.85-76,171,974.42-30,417,793.77

Finding the Fourth Proportional to 55,196,717.85, 76,171,974.42 and 30,417,793.77

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Solution

The fourth proportional to 55,196,717.85, 76,171,974.42 and 30,417,793.77 is: 41,976,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196,717.85 : 76,171,974.42 = 30,417,793.77 : x
  2. Step 2: Convert to fraction form
    55,196,717.85/76,171,974.42 = 30,417,793.77/x
  3. Step 3: Cross multiply
    55,196,717.85x = 76,171,974.42 × 30,417,793.77
  4. Step 4: Simplify right side
    55,196,717.85x = 2,316,983,408,961,275.50
  5. Step 5: Solve for x
    x = 2,316,983,408,961,275.50/55,196,717.85
  6. Step 6: Final answer
    x = 41,976,833.03

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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.