Home / 21,485,797.66-29,650,316.70-11,696,785.66

Finding the Fourth Proportional to 21,485,797.66, 29,650,316.70 and 11,696,785.66

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Solution

The fourth proportional to 21,485,797.66, 29,650,316.70 and 11,696,785.66 is: 16,141,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,485,797.66 : 29,650,316.70 = 11,696,785.66 : x
  2. Step 2: Convert to fraction form
    21,485,797.66/29,650,316.70 = 11,696,785.66/x
  3. Step 3: Cross multiply
    21,485,797.66x = 29,650,316.70 × 11,696,785.66
  4. Step 4: Simplify right side
    21,485,797.66x = 346,813,399,191,018.50
  5. Step 5: Solve for x
    x = 346,813,399,191,018.50/21,485,797.66
  6. Step 6: Final answer
    x = 16,141,518.44

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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.