Home / 12,642,906.35-17,447,210.83-6,841,688.17

Finding the Fourth Proportional to 12,642,906.35, 17,447,210.83 and 6,841,688.17

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Solution

The fourth proportional to 12,642,906.35, 17,447,210.83 and 6,841,688.17 is: 9,441,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,906.35 : 17,447,210.83 = 6,841,688.17 : x
  2. Step 2: Convert to fraction form
    12,642,906.35/17,447,210.83 = 6,841,688.17/x
  3. Step 3: Cross multiply
    12,642,906.35x = 17,447,210.83 × 6,841,688.17
  4. Step 4: Simplify right side
    12,642,906.35x = 119,368,375,935,106.88
  5. Step 5: Solve for x
    x = 119,368,375,935,106.88/12,642,906.35
  6. Step 6: Final answer
    x = 9,441,529.71

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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.