Home / 21,351,960.55-32,021,317.61-7,703,332.57

Finding the Fourth Proportional to 21,351,960.55, 32,021,317.61 and 7,703,332.57

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Solution

The fourth proportional to 21,351,960.55, 32,021,317.61 and 7,703,332.57 is: 11,552,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,960.55 : 32,021,317.61 = 7,703,332.57 : x
  2. Step 2: Convert to fraction form
    21,351,960.55/32,021,317.61 = 7,703,332.57/x
  3. Step 3: Cross multiply
    21,351,960.55x = 32,021,317.61 × 7,703,332.57
  4. Step 4: Simplify right side
    21,351,960.55x = 246,670,858,953,156.28
  5. Step 5: Solve for x
    x = 246,670,858,953,156.28/21,351,960.55
  6. Step 6: Final answer
    x = 11,552,609.34

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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.