Home / 10,778,410.80-16,167,616.20-9,361,234.80

Finding the Fourth Proportional to 10,778,410.80, 16,167,616.20 and 9,361,234.80

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Solution

The fourth proportional to 10,778,410.80, 16,167,616.20 and 9,361,234.80 is: 14,041,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,410.80 : 16,167,616.20 = 9,361,234.80 : x
  2. Step 2: Convert to fraction form
    10,778,410.80/16,167,616.20 = 9,361,234.80/x
  3. Step 3: Cross multiply
    10,778,410.80x = 16,167,616.20 × 9,361,234.80
  4. Step 4: Simplify right side
    10,778,410.80x = 151,348,851,404,483.75
  5. Step 5: Solve for x
    x = 151,348,851,404,483.75/10,778,410.80
  6. Step 6: Final answer
    x = 14,041,852.20

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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.