Home / 17,880,205.72-26,824,306.70-6,520,654.36

Finding the Fourth Proportional to 17,880,205.72, 26,824,306.70 and 6,520,654.36

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Solution

The fourth proportional to 17,880,205.72, 26,824,306.70 and 6,520,654.36 is: 9,782,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880,205.72 : 26,824,306.70 = 6,520,654.36 : x
  2. Step 2: Convert to fraction form
    17,880,205.72/26,824,306.70 = 6,520,654.36/x
  3. Step 3: Cross multiply
    17,880,205.72x = 26,824,306.70 × 6,520,654.36
  4. Step 4: Simplify right side
    17,880,205.72x = 174,912,032,437,332.22
  5. Step 5: Solve for x
    x = 174,912,032,437,332.22/17,880,205.72
  6. Step 6: Final answer
    x = 9,782,439.60

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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.