Home / 5,127,886.34-7,078,662.08-3,195,101.88

Finding the Fourth Proportional to 5,127,886.34, 7,078,662.08 and 3,195,101.88

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Solution

The fourth proportional to 5,127,886.34, 7,078,662.08 and 3,195,101.88 is: 4,410,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,886.34 : 7,078,662.08 = 3,195,101.88 : x
  2. Step 2: Convert to fraction form
    5,127,886.34/7,078,662.08 = 3,195,101.88/x
  3. Step 3: Cross multiply
    5,127,886.34x = 7,078,662.08 × 3,195,101.88
  4. Step 4: Simplify right side
    5,127,886.34x = 22,617,046,519,692.71
  5. Step 5: Solve for x
    x = 22,617,046,519,692.71/5,127,886.34
  6. Step 6: Final answer
    x = 4,410,598.25

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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.