Home / 6,441,275.60-8,888,860.68-3,540,604.40

Finding the Fourth Proportional to 6,441,275.60, 8,888,860.68 and 3,540,604.40

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Solution

The fourth proportional to 6,441,275.60, 8,888,860.68 and 3,540,604.40 is: 4,885,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,275.60 : 8,888,860.68 = 3,540,604.40 : x
  2. Step 2: Convert to fraction form
    6,441,275.60/8,888,860.68 = 3,540,604.40/x
  3. Step 3: Cross multiply
    6,441,275.60x = 8,888,860.68 × 3,540,604.40
  4. Step 4: Simplify right side
    6,441,275.60x = 31,471,939,234,594.99
  5. Step 5: Solve for x
    x = 31,471,939,234,594.99/6,441,275.60
  6. Step 6: Final answer
    x = 4,885,979.30

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1.5x scale

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.