Home / 31,804,470.08-43,890,243.36-17,318,715.20

Finding the Fourth Proportional to 31,804,470.08, 43,890,243.36 and 17,318,715.20

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Solution

The fourth proportional to 31,804,470.08, 43,890,243.36 and 17,318,715.20 is: 23,899,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,804,470.08 : 43,890,243.36 = 17,318,715.20 : x
  2. Step 2: Convert to fraction form
    31,804,470.08/43,890,243.36 = 17,318,715.20/x
  3. Step 3: Cross multiply
    31,804,470.08x = 43,890,243.36 × 17,318,715.20
  4. Step 4: Simplify right side
    31,804,470.08x = 760,122,624,810,531
  5. Step 5: Solve for x
    x = 760,122,624,810,531/31,804,470.08
  6. Step 6: Final answer
    x = 23,899,867.63

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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.