Home / 84,726,920.37-116,916,733.38-47,550,020.58

Finding the Fourth Proportional to 84,726,920.37, 116,916,733.38 and 47,550,020.58

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Solution

The fourth proportional to 84,726,920.37, 116,916,733.38 and 47,550,020.58 is: 65,615,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,920.37 : 116,916,733.38 = 47,550,020.58 : x
  2. Step 2: Convert to fraction form
    84,726,920.37/116,916,733.38 = 47,550,020.58/x
  3. Step 3: Cross multiply
    84,726,920.37x = 116,916,733.38 × 47,550,020.58
  4. Step 4: Simplify right side
    84,726,920.37x = 5,559,393,078,365,373
  5. Step 5: Solve for x
    x = 5,559,393,078,365,373/84,726,920.37
  6. Step 6: Final answer
    x = 65,615,427.23

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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.