Home / 23,148,857.52-31,942,487.34-12,692,122.20

Finding the Fourth Proportional to 23,148,857.52, 31,942,487.34 and 12,692,122.20

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Solution

The fourth proportional to 23,148,857.52, 31,942,487.34 and 12,692,122.20 is: 17,513,518.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148,857.52 : 31,942,487.34 = 12,692,122.20 : x
  2. Step 2: Convert to fraction form
    23,148,857.52/31,942,487.34 = 12,692,122.20/x
  3. Step 3: Cross multiply
    23,148,857.52x = 31,942,487.34 × 12,692,122.20
  4. Step 4: Simplify right side
    23,148,857.52x = 405,417,952,691,232.94
  5. Step 5: Solve for x
    x = 405,417,952,691,232.94/23,148,857.52
  6. Step 6: Final answer
    x = 17,513,518.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.