Home / 20,615,025.60-30,914,665.20-6,233,313.60

Finding the Fourth Proportional to 20,615,025.60, 30,914,665.20 and 6,233,313.60

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Solution

The fourth proportional to 20,615,025.60, 30,914,665.20 and 6,233,313.60 is: 9,347,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,615,025.60 : 30,914,665.20 = 6,233,313.60 : x
  2. Step 2: Convert to fraction form
    20,615,025.60/30,914,665.20 = 6,233,313.60/x
  3. Step 3: Cross multiply
    20,615,025.60x = 30,914,665.20 × 6,233,313.60
  4. Step 4: Simplify right side
    20,615,025.60x = 192,700,803,030,606.72
  5. Step 5: Solve for x
    x = 192,700,803,030,606.72/20,615,025.60
  6. Step 6: Final answer
    x = 9,347,589.80

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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.