Home / 20,232,851.60-30,337,122.44-9,289,346.42

Finding the Fourth Proportional to 20,232,851.60, 30,337,122.44 and 9,289,346.42

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Solution

The fourth proportional to 20,232,851.60, 30,337,122.44 and 9,289,346.42 is: 13,928,439.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,851.60 : 30,337,122.44 = 9,289,346.42 : x
  2. Step 2: Convert to fraction form
    20,232,851.60/30,337,122.44 = 9,289,346.42/x
  3. Step 3: Cross multiply
    20,232,851.60x = 30,337,122.44 × 9,289,346.42
  4. Step 4: Simplify right side
    20,232,851.60x = 281,812,039,731,115.69
  5. Step 5: Solve for x
    x = 281,812,039,731,115.69/20,232,851.60
  6. Step 6: Final answer
    x = 13,928,439.02

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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.