Home / 6,489,776.32-8,957,015.10-3,911,460.04

Finding the Fourth Proportional to 6,489,776.32, 8,957,015.10 and 3,911,460.04

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Solution

The fourth proportional to 6,489,776.32, 8,957,015.10 and 3,911,460.04 is: 5,398,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,776.32 : 8,957,015.10 = 3,911,460.04 : x
  2. Step 2: Convert to fraction form
    6,489,776.32/8,957,015.10 = 3,911,460.04/x
  3. Step 3: Cross multiply
    6,489,776.32x = 8,957,015.10 × 3,911,460.04
  4. Step 4: Simplify right side
    6,489,776.32x = 35,035,006,641,326.60
  5. Step 5: Solve for x
    x = 35,035,006,641,326.60/6,489,776.32
  6. Step 6: Final answer
    x = 5,398,492.17

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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.