Home / 27,667,986.90-41,501,980.35-8,498,713.20

Finding the Fourth Proportional to 27,667,986.90, 41,501,980.35 and 8,498,713.20

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Solution

The fourth proportional to 27,667,986.90, 41,501,980.35 and 8,498,713.20 is: 12,748,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,667,986.90 : 41,501,980.35 = 8,498,713.20 : x
  2. Step 2: Convert to fraction form
    27,667,986.90/41,501,980.35 = 8,498,713.20/x
  3. Step 3: Cross multiply
    27,667,986.90x = 41,501,980.35 × 8,498,713.20
  4. Step 4: Simplify right side
    27,667,986.90x = 352,713,428,226,685.62
  5. Step 5: Solve for x
    x = 352,713,428,226,685.62/27,667,986.90
  6. Step 6: Final answer
    x = 12,748,069.80

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1.5x scale

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.