Home / 84,726,918.34-116,916,730.59-47,550,018.54

Finding the Fourth Proportional to 84,726,918.34, 116,916,730.59 and 47,550,018.54

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Solution

The fourth proportional to 84,726,918.34, 116,916,730.59 and 47,550,018.54 is: 65,615,424.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,918.34 : 116,916,730.59 = 47,550,018.54 : x
  2. Step 2: Convert to fraction form
    84,726,918.34/116,916,730.59 = 47,550,018.54/x
  3. Step 3: Cross multiply
    84,726,918.34x = 116,916,730.59 × 47,550,018.54
  4. Step 4: Simplify right side
    84,726,918.34x = 5,559,392,706,952,935
  5. Step 5: Solve for x
    x = 5,559,392,706,952,935/84,726,918.34
  6. Step 6: Final answer
    x = 65,615,424.43

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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.