Home / 84,726,919.25-116,916,731.83-47,550,019.45

Finding the Fourth Proportional to 84,726,919.25, 116,916,731.83 and 47,550,019.45

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Solution

The fourth proportional to 84,726,919.25, 116,916,731.83 and 47,550,019.45 is: 65,615,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,919.25 : 116,916,731.83 = 47,550,019.45 : x
  2. Step 2: Convert to fraction form
    84,726,919.25/116,916,731.83 = 47,550,019.45/x
  3. Step 3: Cross multiply
    84,726,919.25x = 116,916,731.83 × 47,550,019.45
  4. Step 4: Simplify right side
    84,726,919.25x = 5,559,392,872,546,934
  5. Step 5: Solve for x
    x = 5,559,392,872,546,934/84,726,919.25
  6. Step 6: Final answer
    x = 65,615,425.67

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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.