Home / 69,558,386.09-95,986,824.72-38,616,564.29

Finding the Fourth Proportional to 69,558,386.09, 95,986,824.72 and 38,616,564.29

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Solution

The fourth proportional to 69,558,386.09, 95,986,824.72 and 38,616,564.29 is: 53,288,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,558,386.09 : 95,986,824.72 = 38,616,564.29 : x
  2. Step 2: Convert to fraction form
    69,558,386.09/95,986,824.72 = 38,616,564.29/x
  3. Step 3: Cross multiply
    69,558,386.09x = 95,986,824.72 × 38,616,564.29
  4. Step 4: Simplify right side
    69,558,386.09x = 3,706,681,387,312,906.50
  5. Step 5: Solve for x
    x = 3,706,681,387,312,906.50/69,558,386.09
  6. Step 6: Final answer
    x = 53,288,777.90

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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.