Home / 7,113,494-9,816,622.20-3,894,230

Finding the Fourth Proportional to 7,113,494, 9,816,622.20 and 3,894,230

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Solution

The fourth proportional to 7,113,494, 9,816,622.20 and 3,894,230 is: 5,374,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,494 : 9,816,622.20 = 3,894,230 : x
  2. Step 2: Convert to fraction form
    7,113,494/9,816,622.20 = 3,894,230/x
  3. Step 3: Cross multiply
    7,113,494x = 9,816,622.20 × 3,894,230
  4. Step 4: Simplify right side
    7,113,494x = 38,228,184,669,906
  5. Step 5: Solve for x
    x = 38,228,184,669,906/7,113,494
  6. Step 6: Final answer
    x = 5,374,037.66

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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.