Home / 20,161,014.45-30,241,521.68-6,697,842.45

Finding the Fourth Proportional to 20,161,014.45, 30,241,521.68 and 6,697,842.45

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Solution

The fourth proportional to 20,161,014.45, 30,241,521.68 and 6,697,842.45 is: 10,046,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,014.45 : 30,241,521.68 = 6,697,842.45 : x
  2. Step 2: Convert to fraction form
    20,161,014.45/30,241,521.68 = 6,697,842.45/x
  3. Step 3: Cross multiply
    20,161,014.45x = 30,241,521.68 × 6,697,842.45
  4. Step 4: Simplify right side
    20,161,014.45x = 202,552,947,627,410.12
  5. Step 5: Solve for x
    x = 202,552,947,627,410.12/20,161,014.45
  6. Step 6: Final answer
    x = 10,046,763.68

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Similar ratio
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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.