Home / 6,768,720.71-10,156,181.54-2,931,716.69

Finding the Fourth Proportional to 6,768,720.71, 10,156,181.54 and 2,931,716.69

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Solution

The fourth proportional to 6,768,720.71, 10,156,181.54 and 2,931,716.69 is: 4,398,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,720.71 : 10,156,181.54 = 2,931,716.69 : x
  2. Step 2: Convert to fraction form
    6,768,720.71/10,156,181.54 = 2,931,716.69/x
  3. Step 3: Cross multiply
    6,768,720.71x = 10,156,181.54 × 2,931,716.69
  4. Step 4: Simplify right side
    6,768,720.71x = 29,775,046,927,487.90
  5. Step 5: Solve for x
    x = 29,775,046,927,487.90/6,768,720.71
  6. Step 6: Final answer
    x = 4,398,917.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.