Home / 71,832,696.39-99,129,117.23-38,792,942.35

Finding the Fourth Proportional to 71,832,696.39, 99,129,117.23 and 38,792,942.35

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Solution

The fourth proportional to 71,832,696.39, 99,129,117.23 and 38,792,942.35 is: 53,534,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,832,696.39 : 99,129,117.23 = 38,792,942.35 : x
  2. Step 2: Convert to fraction form
    71,832,696.39/99,129,117.23 = 38,792,942.35/x
  3. Step 3: Cross multiply
    71,832,696.39x = 99,129,117.23 × 38,792,942.35
  4. Step 4: Simplify right side
    71,832,696.39x = 3,845,510,130,195,417
  5. Step 5: Solve for x
    x = 3,845,510,130,195,417/71,832,696.39
  6. Step 6: Final answer
    x = 53,534,258.40

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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.