Home / 12,521,162.56-18,788,148.96-5,963,295.28

Finding the Fourth Proportional to 12,521,162.56, 18,788,148.96 and 5,963,295.28

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Solution

The fourth proportional to 12,521,162.56, 18,788,148.96 and 5,963,295.28 is: 8,947,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521,162.56 : 18,788,148.96 = 5,963,295.28 : x
  2. Step 2: Convert to fraction form
    12,521,162.56/18,788,148.96 = 5,963,295.28/x
  3. Step 3: Cross multiply
    12,521,162.56x = 18,788,148.96 × 5,963,295.28
  4. Step 4: Simplify right side
    12,521,162.56x = 112,039,280,013,104.92
  5. Step 5: Solve for x
    x = 112,039,280,013,104.92/12,521,162.56
  6. Step 6: Final answer
    x = 8,947,993.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.