Home / 4,969,687.20-7,454,530.80-4,938,194.40

Finding the Fourth Proportional to 4,969,687.20, 7,454,530.80 and 4,938,194.40

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Solution

The fourth proportional to 4,969,687.20, 7,454,530.80 and 4,938,194.40 is: 7,407,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,687.20 : 7,454,530.80 = 4,938,194.40 : x
  2. Step 2: Convert to fraction form
    4,969,687.20/7,454,530.80 = 4,938,194.40/x
  3. Step 3: Cross multiply
    4,969,687.20x = 7,454,530.80 × 4,938,194.40
  4. Step 4: Simplify right side
    4,969,687.20x = 36,811,922,251,187.52
  5. Step 5: Solve for x
    x = 36,811,922,251,187.52/4,969,687.20
  6. Step 6: Final answer
    x = 7,407,291.60

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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.