Home / 12,880,217.08-17,767,298.28-8,042,923

Finding the Fourth Proportional to 12,880,217.08, 17,767,298.28 and 8,042,923

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Solution

The fourth proportional to 12,880,217.08, 17,767,298.28 and 8,042,923 is: 11,094,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,880,217.08 : 17,767,298.28 = 8,042,923 : x
  2. Step 2: Convert to fraction form
    12,880,217.08/17,767,298.28 = 8,042,923/x
  3. Step 3: Cross multiply
    12,880,217.08x = 17,767,298.28 × 8,042,923
  4. Step 4: Simplify right side
    12,880,217.08x = 142,901,011,984,072.44
  5. Step 5: Solve for x
    x = 142,901,011,984,072.44/12,880,217.08
  6. Step 6: Final answer
    x = 11,094,612.08

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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.