Home / 22,711,996.40-34,020,755.40-18,932,860.40

Finding the Fourth Proportional to 22,711,996.40, 34,020,755.40 and 18,932,860.40

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Solution

The fourth proportional to 22,711,996.40, 34,020,755.40 and 18,932,860.40 is: 28,359,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711,996.40 : 34,020,755.40 = 18,932,860.40 : x
  2. Step 2: Convert to fraction form
    22,711,996.40/34,020,755.40 = 18,932,860.40/x
  3. Step 3: Cross multiply
    22,711,996.40x = 34,020,755.40 × 18,932,860.40
  4. Step 4: Simplify right side
    22,711,996.40x = 644,110,212,690,746.12
  5. Step 5: Solve for x
    x = 644,110,212,690,746.12/22,711,996.40
  6. Step 6: Final answer
    x = 28,359,911.71

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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.