Home / 6,472,711.70-9,711,400.35-2,688,910.10

Finding the Fourth Proportional to 6,472,711.70, 9,711,400.35 and 2,688,910.10

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Solution

The fourth proportional to 6,472,711.70, 9,711,400.35 and 2,688,910.10 is: 4,034,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,711.70 : 9,711,400.35 = 2,688,910.10 : x
  2. Step 2: Convert to fraction form
    6,472,711.70/9,711,400.35 = 2,688,910.10/x
  3. Step 3: Cross multiply
    6,472,711.70x = 9,711,400.35 × 2,688,910.10
  4. Step 4: Simplify right side
    6,472,711.70x = 26,113,082,486,258.54
  5. Step 5: Solve for x
    x = 26,113,082,486,258.54/6,472,711.70
  6. Step 6: Final answer
    x = 4,034,334.25

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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.