Home / 84,475,253.52-116,577,504.72-55,125,363.60

Finding the Fourth Proportional to 84,475,253.52, 116,577,504.72 and 55,125,363.60

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Solution

The fourth proportional to 84,475,253.52, 116,577,504.72 and 55,125,363.60 is: 76,074,081.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,475,253.52 : 116,577,504.72 = 55,125,363.60 : x
  2. Step 2: Convert to fraction form
    84,475,253.52/116,577,504.72 = 55,125,363.60/x
  3. Step 3: Cross multiply
    84,475,253.52x = 116,577,504.72 × 55,125,363.60
  4. Step 4: Simplify right side
    84,475,253.52x = 6,426,377,335,270,716
  5. Step 5: Solve for x
    x = 6,426,377,335,270,716/84,475,253.52
  6. Step 6: Final answer
    x = 76,074,081.67

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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.