Home / 5,515,134.76-7,611,345.62-3,068,206.76

Finding the Fourth Proportional to 5,515,134.76, 7,611,345.62 and 3,068,206.76

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Solution

The fourth proportional to 5,515,134.76, 7,611,345.62 and 3,068,206.76 is: 4,234,381.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,134.76 : 7,611,345.62 = 3,068,206.76 : x
  2. Step 2: Convert to fraction form
    5,515,134.76/7,611,345.62 = 3,068,206.76/x
  3. Step 3: Cross multiply
    5,515,134.76x = 7,611,345.62 × 3,068,206.76
  4. Step 4: Simplify right side
    5,515,134.76x = 23,353,182,083,980.39
  5. Step 5: Solve for x
    x = 23,353,182,083,980.39/5,515,134.76
  6. Step 6: Final answer
    x = 4,234,381.04

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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.