Home / 6,970,799.34-9,618,659.55-3,914,423.10

Finding the Fourth Proportional to 6,970,799.34, 9,618,659.55 and 3,914,423.10

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Solution

The fourth proportional to 6,970,799.34, 9,618,659.55 and 3,914,423.10 is: 5,401,317.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,799.34 : 9,618,659.55 = 3,914,423.10 : x
  2. Step 2: Convert to fraction form
    6,970,799.34/9,618,659.55 = 3,914,423.10/x
  3. Step 3: Cross multiply
    6,970,799.34x = 9,618,659.55 × 3,914,423.10
  4. Step 4: Simplify right side
    6,970,799.34x = 37,651,503,133,555.61
  5. Step 5: Solve for x
    x = 37,651,503,133,555.61/6,970,799.34
  6. Step 6: Final answer
    x = 5,401,317.88

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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.