Home / 8,666,431.38-11,959,528.25-4,798,869.50

Finding the Fourth Proportional to 8,666,431.38, 11,959,528.25 and 4,798,869.50

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Solution

The fourth proportional to 8,666,431.38, 11,959,528.25 and 4,798,869.50 is: 6,622,358.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,431.38 : 11,959,528.25 = 4,798,869.50 : x
  2. Step 2: Convert to fraction form
    8,666,431.38/11,959,528.25 = 4,798,869.50/x
  3. Step 3: Cross multiply
    8,666,431.38x = 11,959,528.25 × 4,798,869.50
  4. Step 4: Simplify right side
    8,666,431.38x = 57,392,215,269,521.38
  5. Step 5: Solve for x
    x = 57,392,215,269,521.38/8,666,431.38
  6. Step 6: Final answer
    x = 6,622,358.47

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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.