Home / 12,612,599.53-17,405,386.68-6,811,380.71

Finding the Fourth Proportional to 12,612,599.53, 17,405,386.68 and 6,811,380.71

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Solution

The fourth proportional to 12,612,599.53, 17,405,386.68 and 6,811,380.71 is: 9,399,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,612,599.53 : 17,405,386.68 = 6,811,380.71 : x
  2. Step 2: Convert to fraction form
    12,612,599.53/17,405,386.68 = 6,811,380.71/x
  3. Step 3: Cross multiply
    12,612,599.53x = 17,405,386.68 × 6,811,380.71
  4. Step 4: Simplify right side
    12,612,599.53x = 118,554,715,082,242.94
  5. Step 5: Solve for x
    x = 118,554,715,082,242.94/12,612,599.53
  6. Step 6: Final answer
    x = 9,399,705.02

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1.5x scale

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.