Home / 8,678,230.92-11,975,152.32-4,810,422.60

Finding the Fourth Proportional to 8,678,230.92, 11,975,152.32 and 4,810,422.60

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Solution

The fourth proportional to 8,678,230.92, 11,975,152.32 and 4,810,422.60 is: 6,637,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,230.92 : 11,975,152.32 = 4,810,422.60 : x
  2. Step 2: Convert to fraction form
    8,678,230.92/11,975,152.32 = 4,810,422.60/x
  3. Step 3: Cross multiply
    8,678,230.92x = 11,975,152.32 × 4,810,422.60
  4. Step 4: Simplify right side
    8,678,230.92x = 57,605,543,358,570.43
  5. Step 5: Solve for x
    x = 57,605,543,358,570.43/8,678,230.92
  6. Step 6: Final answer
    x = 6,637,936.22

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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.