Home / 8,187,357.90-12,281,036.85-5,667,933.90

Finding the Fourth Proportional to 8,187,357.90, 12,281,036.85 and 5,667,933.90

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Solution

The fourth proportional to 8,187,357.90, 12,281,036.85 and 5,667,933.90 is: 8,501,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,357.90 : 12,281,036.85 = 5,667,933.90 : x
  2. Step 2: Convert to fraction form
    8,187,357.90/12,281,036.85 = 5,667,933.90/x
  3. Step 3: Cross multiply
    8,187,357.90x = 12,281,036.85 × 5,667,933.90
  4. Step 4: Simplify right side
    8,187,357.90x = 69,608,105,089,264.22
  5. Step 5: Solve for x
    x = 69,608,105,089,264.22/8,187,357.90
  6. Step 6: Final answer
    x = 8,501,900.85

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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.