Home / 38,364,294.85-52,942,107.40-20,960,265.49

Finding the Fourth Proportional to 38,364,294.85, 52,942,107.40 and 20,960,265.49

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Solution

The fourth proportional to 38,364,294.85, 52,942,107.40 and 20,960,265.49 is: 28,924,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364,294.85 : 52,942,107.40 = 20,960,265.49 : x
  2. Step 2: Convert to fraction form
    38,364,294.85/52,942,107.40 = 20,960,265.49/x
  3. Step 3: Cross multiply
    38,364,294.85x = 52,942,107.40 × 20,960,265.49
  4. Step 4: Simplify right side
    38,364,294.85x = 1,109,680,626,704,093.50
  5. Step 5: Solve for x
    x = 1,109,680,626,704,093.50/38,364,294.85
  6. Step 6: Final answer
    x = 28,924,827.92

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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.