Home / 12,639,388-17,442,366.96-6,916,252

Finding the Fourth Proportional to 12,639,388, 17,442,366.96 and 6,916,252

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Solution

The fourth proportional to 12,639,388, 17,442,366.96 and 6,916,252 is: 9,544,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,639,388 : 17,442,366.96 = 6,916,252 : x
  2. Step 2: Convert to fraction form
    12,639,388/17,442,366.96 = 6,916,252/x
  3. Step 3: Cross multiply
    12,639,388x = 17,442,366.96 × 6,916,252
  4. Step 4: Simplify right side
    12,639,388x = 120,635,805,371,833.92
  5. Step 5: Solve for x
    x = 120,635,805,371,833.92/12,639,388
  6. Step 6: Final answer
    x = 9,544,434.06

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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.