Home / 10,945,401.40-16,418,102.10-6,410,438.20

Finding the Fourth Proportional to 10,945,401.40, 16,418,102.10 and 6,410,438.20

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Solution

The fourth proportional to 10,945,401.40, 16,418,102.10 and 6,410,438.20 is: 9,615,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,401.40 : 16,418,102.10 = 6,410,438.20 : x
  2. Step 2: Convert to fraction form
    10,945,401.40/16,418,102.10 = 6,410,438.20/x
  3. Step 3: Cross multiply
    10,945,401.40x = 16,418,102.10 × 6,410,438.20
  4. Step 4: Simplify right side
    10,945,401.40x = 105,247,228,873,340.22
  5. Step 5: Solve for x
    x = 105,247,228,873,340.22/10,945,401.40
  6. Step 6: Final answer
    x = 9,615,657.30

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Double scale
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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.