Home / 7,384,475.66-11,076,624.38-1,919,086.28

Finding the Fourth Proportional to 7,384,475.66, 11,076,624.38 and 1,919,086.28

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Solution

The fourth proportional to 7,384,475.66, 11,076,624.38 and 1,919,086.28 is: 2,878,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384,475.66 : 11,076,624.38 = 1,919,086.28 : x
  2. Step 2: Convert to fraction form
    7,384,475.66/11,076,624.38 = 1,919,086.28/x
  3. Step 3: Cross multiply
    7,384,475.66x = 11,076,624.38 × 1,919,086.28
  4. Step 4: Simplify right side
    7,384,475.66x = 21,256,997,876,371.51
  5. Step 5: Solve for x
    x = 21,256,997,876,371.51/7,384,475.66
  6. Step 6: Final answer
    x = 2,878,606.26

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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.