Home / 5,513,530.73-8,270,814.67-1,622,990.42

Finding the Fourth Proportional to 5,513,530.73, 8,270,814.67 and 1,622,990.42

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Solution

The fourth proportional to 5,513,530.73, 8,270,814.67 and 1,622,990.42 is: 2,434,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513,530.73 : 8,270,814.67 = 1,622,990.42 : x
  2. Step 2: Convert to fraction form
    5,513,530.73/8,270,814.67 = 1,622,990.42/x
  3. Step 3: Cross multiply
    5,513,530.73x = 8,270,814.67 × 1,622,990.42
  4. Step 4: Simplify right side
    5,513,530.73x = 13,423,452,969,738.79
  5. Step 5: Solve for x
    x = 13,423,452,969,738.79/5,513,530.73
  6. Step 6: Final answer
    x = 2,434,638.28

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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.