Home / 14,812,765.08-20,440,793.61-8,285,133.39

Finding the Fourth Proportional to 14,812,765.08, 20,440,793.61 and 8,285,133.39

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Solution

The fourth proportional to 14,812,765.08, 20,440,793.61 and 8,285,133.39 is: 11,433,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812,765.08 : 20,440,793.61 = 8,285,133.39 : x
  2. Step 2: Convert to fraction form
    14,812,765.08/20,440,793.61 = 8,285,133.39/x
  3. Step 3: Cross multiply
    14,812,765.08x = 20,440,793.61 × 8,285,133.39
  4. Step 4: Simplify right side
    14,812,765.08x = 169,354,701,656,309.62
  5. Step 5: Solve for x
    x = 169,354,701,656,309.62/14,812,765.08
  6. Step 6: Final answer
    x = 11,433,024.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.