Home / 6,448,007-8,898,249.50-3,547,335.48

Finding the Fourth Proportional to 6,448,007, 8,898,249.50 and 3,547,335.48

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Solution

The fourth proportional to 6,448,007, 8,898,249.50 and 3,547,335.48 is: 4,895,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,007 : 8,898,249.50 = 3,547,335.48 : x
  2. Step 2: Convert to fraction form
    6,448,007/8,898,249.50 = 3,547,335.48/x
  3. Step 3: Cross multiply
    6,448,007x = 8,898,249.50 × 3,547,335.48
  4. Step 4: Simplify right side
    6,448,007x = 31,565,076,161,242.26
  5. Step 5: Solve for x
    x = 31,565,076,161,242.26/6,448,007
  6. Step 6: Final answer
    x = 4,895,322.87

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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.