Home / 23,017,538.90-31,761,942.23-12,703,597.70

Finding the Fourth Proportional to 23,017,538.90, 31,761,942.23 and 12,703,597.70

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Solution

The fourth proportional to 23,017,538.90, 31,761,942.23 and 12,703,597.70 is: 17,529,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,017,538.90 : 31,761,942.23 = 12,703,597.70 : x
  2. Step 2: Convert to fraction form
    23,017,538.90/31,761,942.23 = 12,703,597.70/x
  3. Step 3: Cross multiply
    23,017,538.90x = 31,761,942.23 × 12,703,597.70
  4. Step 4: Simplify right side
    23,017,538.90x = 403,490,936,197,042.88
  5. Step 5: Solve for x
    x = 403,490,936,197,042.88/23,017,538.90
  6. Step 6: Final answer
    x = 17,529,716.71

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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.