Home / 84,726,918.35-116,916,730.60-47,550,018.56

Finding the Fourth Proportional to 84,726,918.35, 116,916,730.60 and 47,550,018.56

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Solution

The fourth proportional to 84,726,918.35, 116,916,730.60 and 47,550,018.56 is: 65,615,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,918.35 : 116,916,730.60 = 47,550,018.56 : x
  2. Step 2: Convert to fraction form
    84,726,918.35/116,916,730.60 = 47,550,018.56/x
  3. Step 3: Cross multiply
    84,726,918.35x = 116,916,730.60 × 47,550,018.56
  4. Step 4: Simplify right side
    84,726,918.35x = 5,559,392,710,004,520
  5. Step 5: Solve for x
    x = 5,559,392,710,004,520/84,726,918.35
  6. Step 6: Final answer
    x = 65,615,424.45

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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.