Home / 10,003,640.47-13,804,843.71-5,652,633.13

Finding the Fourth Proportional to 10,003,640.47, 13,804,843.71 and 5,652,633.13

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Solution

The fourth proportional to 10,003,640.47, 13,804,843.71 and 5,652,633.13 is: 7,800,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,640.47 : 13,804,843.71 = 5,652,633.13 : x
  2. Step 2: Convert to fraction form
    10,003,640.47/13,804,843.71 = 5,652,633.13/x
  3. Step 3: Cross multiply
    10,003,640.47x = 13,804,843.71 × 5,652,633.13
  4. Step 4: Simplify right side
    10,003,640.47x = 78,033,716,909,618.11
  5. Step 5: Solve for x
    x = 78,033,716,909,618.11/10,003,640.47
  6. Step 6: Final answer
    x = 7,800,531.93

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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.