Home / 20,602,353.24-30,880,021.52-8,298,441.52

Finding the Fourth Proportional to 20,602,353.24, 30,880,021.52 and 8,298,441.52

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Solution

The fourth proportional to 20,602,353.24, 30,880,021.52 and 8,298,441.52 is: 12,438,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,353.24 : 30,880,021.52 = 8,298,441.52 : x
  2. Step 2: Convert to fraction form
    20,602,353.24/30,880,021.52 = 8,298,441.52/x
  3. Step 3: Cross multiply
    20,602,353.24x = 30,880,021.52 × 8,298,441.52
  4. Step 4: Simplify right side
    20,602,353.24x = 256,256,052,720,061.50
  5. Step 5: Solve for x
    x = 256,256,052,720,061.50/20,602,353.24
  6. Step 6: Final answer
    x = 12,438,193.33

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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.