Home / 9,179,187.20-12,667,291.08-5,104,806.20

Finding the Fourth Proportional to 9,179,187.20, 12,667,291.08 and 5,104,806.20

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Solution

The fourth proportional to 9,179,187.20, 12,667,291.08 and 5,104,806.20 is: 7,044,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,187.20 : 12,667,291.08 = 5,104,806.20 : x
  2. Step 2: Convert to fraction form
    9,179,187.20/12,667,291.08 = 5,104,806.20/x
  3. Step 3: Cross multiply
    9,179,187.20x = 12,667,291.08 × 5,104,806.20
  4. Step 4: Simplify right side
    9,179,187.20x = 64,664,066,042,388.70
  5. Step 5: Solve for x
    x = 64,664,066,042,388.70/9,179,187.20
  6. Step 6: Final answer
    x = 7,044,639.64

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1.5x scale

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.