Home / 31,195,948.77-43,049,603.79-17,256,940.65

Finding the Fourth Proportional to 31,195,948.77, 43,049,603.79 and 17,256,940.65

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Solution

The fourth proportional to 31,195,948.77, 43,049,603.79 and 17,256,940.65 is: 23,814,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,195,948.77 : 43,049,603.79 = 17,256,940.65 : x
  2. Step 2: Convert to fraction form
    31,195,948.77/43,049,603.79 = 17,256,940.65/x
  3. Step 3: Cross multiply
    31,195,948.77x = 43,049,603.79 × 17,256,940.65
  4. Step 4: Simplify right side
    31,195,948.77x = 742,904,457,610,045
  5. Step 5: Solve for x
    x = 742,904,457,610,045/31,195,948.77
  6. Step 6: Final answer
    x = 23,814,132.50

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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.