Home / 6,444,777.60-8,891,275.91-3,689,992.76

Finding the Fourth Proportional to 6,444,777.60, 8,891,275.91 and 3,689,992.76

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Solution

The fourth proportional to 6,444,777.60, 8,891,275.91 and 3,689,992.76 is: 5,090,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444,777.60 : 8,891,275.91 = 3,689,992.76 : x
  2. Step 2: Convert to fraction form
    6,444,777.60/8,891,275.91 = 3,689,992.76/x
  3. Step 3: Cross multiply
    6,444,777.60x = 8,891,275.91 × 3,689,992.76
  4. Step 4: Simplify right side
    6,444,777.60x = 32,808,743,735,062.41
  5. Step 5: Solve for x
    x = 32,808,743,735,062.41/6,444,777.60
  6. Step 6: Final answer
    x = 5,090,748.79

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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.