Home / 5,303,806.40-7,962,647.52-3,148,765.76

Finding the Fourth Proportional to 5,303,806.40, 7,962,647.52 and 3,148,765.76

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Solution

The fourth proportional to 5,303,806.40, 7,962,647.52 and 3,148,765.76 is: 4,727,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303,806.40 : 7,962,647.52 = 3,148,765.76 : x
  2. Step 2: Convert to fraction form
    5,303,806.40/7,962,647.52 = 3,148,765.76/x
  3. Step 3: Cross multiply
    5,303,806.40x = 7,962,647.52 × 3,148,765.76
  4. Step 4: Simplify right side
    5,303,806.40x = 25,072,511,869,924.91
  5. Step 5: Solve for x
    x = 25,072,511,869,924.91/5,303,806.40
  6. Step 6: Final answer
    x = 4,727,267.55

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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.