Home / 47,337,688.60-71,006,532.90-18,569,015.80

Finding the Fourth Proportional to 47,337,688.60, 71,006,532.90 and 18,569,015.80

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Solution

The fourth proportional to 47,337,688.60, 71,006,532.90 and 18,569,015.80 is: 27,853,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,337,688.60 : 71,006,532.90 = 18,569,015.80 : x
  2. Step 2: Convert to fraction form
    47,337,688.60/71,006,532.90 = 18,569,015.80/x
  3. Step 3: Cross multiply
    47,337,688.60x = 71,006,532.90 × 18,569,015.80
  4. Step 4: Simplify right side
    47,337,688.60x = 1,318,521,431,323,320
  5. Step 5: Solve for x
    x = 1,318,521,431,323,320/47,337,688.60
  6. Step 6: Final answer
    x = 27,853,523.70

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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.