Home / 8,094,382.65-12,147,870.21-5,649,653.97

Finding the Fourth Proportional to 8,094,382.65, 12,147,870.21 and 5,649,653.97

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Solution

The fourth proportional to 8,094,382.65, 12,147,870.21 and 5,649,653.97 is: 8,478,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094,382.65 : 12,147,870.21 = 5,649,653.97 : x
  2. Step 2: Convert to fraction form
    8,094,382.65/12,147,870.21 = 5,649,653.97/x
  3. Step 3: Cross multiply
    8,094,382.65x = 12,147,870.21 × 5,649,653.97
  4. Step 4: Simplify right side
    8,094,382.65x = 68,631,263,158,971.23
  5. Step 5: Solve for x
    x = 68,631,263,158,971.23/8,094,382.65
  6. Step 6: Final answer
    x = 8,478,875.55

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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.