Home / 31,890,607.40-47,835,911.10-22,148,834.60

Finding the Fourth Proportional to 31,890,607.40, 47,835,911.10 and 22,148,834.60

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Solution

The fourth proportional to 31,890,607.40, 47,835,911.10 and 22,148,834.60 is: 33,223,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890,607.40 : 47,835,911.10 = 22,148,834.60 : x
  2. Step 2: Convert to fraction form
    31,890,607.40/47,835,911.10 = 22,148,834.60/x
  3. Step 3: Cross multiply
    31,890,607.40x = 47,835,911.10 × 22,148,834.60
  4. Step 4: Simplify right side
    31,890,607.40x = 1,059,509,682,894,204.12
  5. Step 5: Solve for x
    x = 1,059,509,682,894,204.12/31,890,607.40
  6. Step 6: Final answer
    x = 33,223,251.90

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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.