Home / 31,801,961.40-47,702,942.10-10,526,825.40

Finding the Fourth Proportional to 31,801,961.40, 47,702,942.10 and 10,526,825.40

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Solution

The fourth proportional to 31,801,961.40, 47,702,942.10 and 10,526,825.40 is: 15,790,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,801,961.40 : 47,702,942.10 = 10,526,825.40 : x
  2. Step 2: Convert to fraction form
    31,801,961.40/47,702,942.10 = 10,526,825.40/x
  3. Step 3: Cross multiply
    31,801,961.40x = 47,702,942.10 × 10,526,825.40
  4. Step 4: Simplify right side
    31,801,961.40x = 502,160,542,553,009.38
  5. Step 5: Solve for x
    x = 502,160,542,553,009.38/31,801,961.40
  6. Step 6: Final answer
    x = 15,790,238.10

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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.