Home / 23,107,005.11-31,888,663.26-12,793,727.90

Finding the Fourth Proportional to 23,107,005.11, 31,888,663.26 and 12,793,727.90

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Solution

The fourth proportional to 23,107,005.11, 31,888,663.26 and 12,793,727.90 is: 17,655,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,005.11 : 31,888,663.26 = 12,793,727.90 : x
  2. Step 2: Convert to fraction form
    23,107,005.11/31,888,663.26 = 12,793,727.90/x
  3. Step 3: Cross multiply
    23,107,005.11x = 31,888,663.26 × 12,793,727.90
  4. Step 4: Simplify right side
    23,107,005.11x = 407,974,880,843,167
  5. Step 5: Solve for x
    x = 407,974,880,843,167/23,107,005.11
  6. Step 6: Final answer
    x = 17,655,896.08

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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.