Home / 7,254,206.74-10,010,804.97-3,990,951.46

Finding the Fourth Proportional to 7,254,206.74, 10,010,804.97 and 3,990,951.46

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Solution

The fourth proportional to 7,254,206.74, 10,010,804.97 and 3,990,951.46 is: 5,507,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,206.74 : 10,010,804.97 = 3,990,951.46 : x
  2. Step 2: Convert to fraction form
    7,254,206.74/10,010,804.97 = 3,990,951.46/x
  3. Step 3: Cross multiply
    7,254,206.74x = 10,010,804.97 × 3,990,951.46
  4. Step 4: Simplify right side
    7,254,206.74x = 39,952,636,640,787.98
  5. Step 5: Solve for x
    x = 39,952,636,640,787.98/7,254,206.74
  6. Step 6: Final answer
    x = 5,507,512.83

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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.