Home / 10,519,859.64-14,514,939.56-6,389,775.75

Finding the Fourth Proportional to 10,519,859.64, 14,514,939.56 and 6,389,775.75

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Solution

The fourth proportional to 10,519,859.64, 14,514,939.56 and 6,389,775.75 is: 8,816,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,859.64 : 14,514,939.56 = 6,389,775.75 : x
  2. Step 2: Convert to fraction form
    10,519,859.64/14,514,939.56 = 6,389,775.75/x
  3. Step 3: Cross multiply
    10,519,859.64x = 14,514,939.56 × 6,389,775.75
  4. Step 4: Simplify right side
    10,519,859.64x = 92,747,208,781,254.80
  5. Step 5: Solve for x
    x = 92,747,208,781,254.80/10,519,859.64
  6. Step 6: Final answer
    x = 8,816,392.23

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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.