Home / 9,188,958.30-13,783,437.45-7,929,246.30

Finding the Fourth Proportional to 9,188,958.30, 13,783,437.45 and 7,929,246.30

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Solution

The fourth proportional to 9,188,958.30, 13,783,437.45 and 7,929,246.30 is: 11,893,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,958.30 : 13,783,437.45 = 7,929,246.30 : x
  2. Step 2: Convert to fraction form
    9,188,958.30/13,783,437.45 = 7,929,246.30/x
  3. Step 3: Cross multiply
    9,188,958.30x = 13,783,437.45 × 7,929,246.30
  4. Step 4: Simplify right side
    9,188,958.30x = 109,292,270,401,693.92
  5. Step 5: Solve for x
    x = 109,292,270,401,693.92/9,188,958.30
  6. Step 6: Final answer
    x = 11,893,869.45

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Double scale
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Similar ratio
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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.