Home / 23,153,473.11-31,951,839.05-12,699,574.85

Finding the Fourth Proportional to 23,153,473.11, 31,951,839.05 and 12,699,574.85

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Solution

The fourth proportional to 23,153,473.11, 31,951,839.05 and 12,699,574.85 is: 17,525,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153,473.11 : 31,951,839.05 = 12,699,574.85 : x
  2. Step 2: Convert to fraction form
    23,153,473.11/31,951,839.05 = 12,699,574.85/x
  3. Step 3: Cross multiply
    23,153,473.11x = 31,951,839.05 × 12,699,574.85
  4. Step 4: Simplify right side
    23,153,473.11x = 405,774,771,387,370.88
  5. Step 5: Solve for x
    x = 405,774,771,387,370.88/23,153,473.11
  6. Step 6: Final answer
    x = 17,525,438.60

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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.