Home / 83,881,014.39-115,696,171.40-55,989,662.04

Finding the Fourth Proportional to 83,881,014.39, 115,696,171.40 and 55,989,662.04

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Solution

The fourth proportional to 83,881,014.39, 115,696,171.40 and 55,989,662.04 is: 77,225,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,881,014.39 : 115,696,171.40 = 55,989,662.04 : x
  2. Step 2: Convert to fraction form
    83,881,014.39/115,696,171.40 = 55,989,662.04/x
  3. Step 3: Cross multiply
    83,881,014.39x = 115,696,171.40 × 55,989,662.04
  4. Step 4: Simplify right side
    83,881,014.39x = 6,477,789,535,727,965
  5. Step 5: Solve for x
    x = 6,477,789,535,727,965/83,881,014.39
  6. Step 6: Final answer
    x = 77,225,932.27

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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.