Home / 20,527,364.67-28,326,610.68-11,234,915.80

Finding the Fourth Proportional to 20,527,364.67, 28,326,610.68 and 11,234,915.80

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Solution

The fourth proportional to 20,527,364.67, 28,326,610.68 and 11,234,915.80 is: 15,503,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527,364.67 : 28,326,610.68 = 11,234,915.80 : x
  2. Step 2: Convert to fraction form
    20,527,364.67/28,326,610.68 = 11,234,915.80/x
  3. Step 3: Cross multiply
    20,527,364.67x = 28,326,610.68 × 11,234,915.80
  4. Step 4: Simplify right side
    20,527,364.67x = 318,247,086,038,594.12
  5. Step 5: Solve for x
    x = 318,247,086,038,594.12/20,527,364.67
  6. Step 6: Final answer
    x = 15,503,553.00

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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.