Home / 5,725,929.46-7,901,718.78-3,112,376.98

Finding the Fourth Proportional to 5,725,929.46, 7,901,718.78 and 3,112,376.98

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Solution

The fourth proportional to 5,725,929.46, 7,901,718.78 and 3,112,376.98 is: 4,295,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,929.46 : 7,901,718.78 = 3,112,376.98 : x
  2. Step 2: Convert to fraction form
    5,725,929.46/7,901,718.78 = 3,112,376.98/x
  3. Step 3: Cross multiply
    5,725,929.46x = 7,901,718.78 × 3,112,376.98
  4. Step 4: Simplify right side
    5,725,929.46x = 24,593,127,633,305.68
  5. Step 5: Solve for x
    x = 24,593,127,633,305.68/5,725,929.46
  6. Step 6: Final answer
    x = 4,295,045.51

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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.