Home / 12,393,783.22-17,103,598.71-6,812,546.62

Finding the Fourth Proportional to 12,393,783.22, 17,103,598.71 and 6,812,546.62

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Solution

The fourth proportional to 12,393,783.22, 17,103,598.71 and 6,812,546.62 is: 9,401,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,783.22 : 17,103,598.71 = 6,812,546.62 : x
  2. Step 2: Convert to fraction form
    12,393,783.22/17,103,598.71 = 6,812,546.62/x
  3. Step 3: Cross multiply
    12,393,783.22x = 17,103,598.71 × 6,812,546.62
  4. Step 4: Simplify right side
    12,393,783.22x = 116,519,063,581,646.88
  5. Step 5: Solve for x
    x = 116,519,063,581,646.88/12,393,783.22
  6. Step 6: Final answer
    x = 9,401,412.10

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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.