Home / 6,406,170.57-8,840,688.84-3,925,348.16

Finding the Fourth Proportional to 6,406,170.57, 8,840,688.84 and 3,925,348.16

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Solution

The fourth proportional to 6,406,170.57, 8,840,688.84 and 3,925,348.16 is: 5,417,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,170.57 : 8,840,688.84 = 3,925,348.16 : x
  2. Step 2: Convert to fraction form
    6,406,170.57/8,840,688.84 = 3,925,348.16/x
  3. Step 3: Cross multiply
    6,406,170.57x = 8,840,688.84 × 3,925,348.16
  4. Step 4: Simplify right side
    6,406,170.57x = 34,702,781,627,023.09
  5. Step 5: Solve for x
    x = 34,702,781,627,023.09/6,406,170.57
  6. Step 6: Final answer
    x = 5,417,086.74

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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.