Home / 7,640,605.56-11,456,964.40-2,248,555.84

Finding the Fourth Proportional to 7,640,605.56, 11,456,964.40 and 2,248,555.84

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Solution

The fourth proportional to 7,640,605.56, 11,456,964.40 and 2,248,555.84 is: 3,371,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,605.56 : 11,456,964.40 = 2,248,555.84 : x
  2. Step 2: Convert to fraction form
    7,640,605.56/11,456,964.40 = 2,248,555.84/x
  3. Step 3: Cross multiply
    7,640,605.56x = 11,456,964.40 × 2,248,555.84
  4. Step 4: Simplify right side
    7,640,605.56x = 25,761,624,210,292.09
  5. Step 5: Solve for x
    x = 25,761,624,210,292.09/7,640,605.56
  6. Step 6: Final answer
    x = 3,371,673.10

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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.