Home / 6,448,006-8,898,248.12-3,547,334.48

Finding the Fourth Proportional to 6,448,006, 8,898,248.12 and 3,547,334.48

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Solution

The fourth proportional to 6,448,006, 8,898,248.12 and 3,547,334.48 is: 4,895,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,006 : 8,898,248.12 = 3,547,334.48 : x
  2. Step 2: Convert to fraction form
    6,448,006/8,898,248.12 = 3,547,334.48/x
  3. Step 3: Cross multiply
    6,448,006x = 8,898,248.12 × 3,547,334.48
  4. Step 4: Simplify right side
    6,448,006x = 31,565,062,367,671.18
  5. Step 5: Solve for x
    x = 31,565,062,367,671.18/6,448,006
  6. Step 6: Final answer
    x = 4,895,321.49

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Double scale
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1.5x scale

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.