Home / 12,393,790.73-17,103,609.18-6,812,554.18

Finding the Fourth Proportional to 12,393,790.73, 17,103,609.18 and 6,812,554.18

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Solution

The fourth proportional to 12,393,790.73, 17,103,609.18 and 6,812,554.18 is: 9,401,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,790.73 : 17,103,609.18 = 6,812,554.18 : x
  2. Step 2: Convert to fraction form
    12,393,790.73/17,103,609.18 = 6,812,554.18/x
  3. Step 3: Cross multiply
    12,393,790.73x = 17,103,609.18 × 6,812,554.18
  4. Step 4: Simplify right side
    12,393,790.73x = 116,519,264,169,536.34
  5. Step 5: Solve for x
    x = 116,519,264,169,536.34/12,393,790.73
  6. Step 6: Final answer
    x = 9,401,422.59

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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.