Home / 6,491,145.61-8,957,670.36-3,590,534.12

Finding the Fourth Proportional to 6,491,145.61, 8,957,670.36 and 3,590,534.12

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Solution

The fourth proportional to 6,491,145.61, 8,957,670.36 and 3,590,534.12 is: 4,954,875.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,145.61 : 8,957,670.36 = 3,590,534.12 : x
  2. Step 2: Convert to fraction form
    6,491,145.61/8,957,670.36 = 3,590,534.12/x
  3. Step 3: Cross multiply
    6,491,145.61x = 8,957,670.36 × 3,590,534.12
  4. Step 4: Simplify right side
    6,491,145.61x = 32,162,821,063,292.68
  5. Step 5: Solve for x
    x = 32,162,821,063,292.68/6,491,145.61
  6. Step 6: Final answer
    x = 4,954,875.92

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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.