Home / 6,816,620.45-9,405,780.17-4,063,258.53

Finding the Fourth Proportional to 6,816,620.45, 9,405,780.17 and 4,063,258.53

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Solution

The fourth proportional to 6,816,620.45, 9,405,780.17 and 4,063,258.53 is: 5,606,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816,620.45 : 9,405,780.17 = 4,063,258.53 : x
  2. Step 2: Convert to fraction form
    6,816,620.45/9,405,780.17 = 4,063,258.53/x
  3. Step 3: Cross multiply
    6,816,620.45x = 9,405,780.17 × 4,063,258.53
  4. Step 4: Simplify right side
    6,816,620.45x = 38,218,116,486,741.05
  5. Step 5: Solve for x
    x = 38,218,116,486,741.05/6,816,620.45
  6. Step 6: Final answer
    x = 5,606,607.67

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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.