Home / 5,127,886.29-7,078,662-3,195,101.82

Finding the Fourth Proportional to 5,127,886.29, 7,078,662 and 3,195,101.82

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Solution

The fourth proportional to 5,127,886.29, 7,078,662 and 3,195,101.82 is: 4,410,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,886.29 : 7,078,662 = 3,195,101.82 : x
  2. Step 2: Convert to fraction form
    5,127,886.29/7,078,662 = 3,195,101.82/x
  3. Step 3: Cross multiply
    5,127,886.29x = 7,078,662 × 3,195,101.82
  4. Step 4: Simplify right side
    5,127,886.29x = 22,617,045,839,364.84
  5. Step 5: Solve for x
    x = 22,617,045,839,364.84/5,127,886.29
  6. Step 6: Final answer
    x = 4,410,598.16

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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.