Home / 6,300,809.20-9,458,212.20-3,907,356.40

Finding the Fourth Proportional to 6,300,809.20, 9,458,212.20 and 3,907,356.40

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Solution

The fourth proportional to 6,300,809.20, 9,458,212.20 and 3,907,356.40 is: 5,865,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300,809.20 : 9,458,212.20 = 3,907,356.40 : x
  2. Step 2: Convert to fraction form
    6,300,809.20/9,458,212.20 = 3,907,356.40/x
  3. Step 3: Cross multiply
    6,300,809.20x = 9,458,212.20 × 3,907,356.40
  4. Step 4: Simplify right side
    6,300,809.20x = 36,956,605,972,228.08
  5. Step 5: Solve for x
    x = 36,956,605,972,228.08/6,300,809.20
  6. Step 6: Final answer
    x = 5,865,374.56

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1.5x scale

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.