Home / 39,391,057.67-54,368,729.49-23,098,782.47

Finding the Fourth Proportional to 39,391,057.67, 54,368,729.49 and 23,098,782.47

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Solution

The fourth proportional to 39,391,057.67, 54,368,729.49 and 23,098,782.47 is: 31,881,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391,057.67 : 54,368,729.49 = 23,098,782.47 : x
  2. Step 2: Convert to fraction form
    39,391,057.67/54,368,729.49 = 23,098,782.47/x
  3. Step 3: Cross multiply
    39,391,057.67x = 54,368,729.49 × 23,098,782.47
  4. Step 4: Simplify right side
    39,391,057.67x = 1,255,851,455,387,940.50
  5. Step 5: Solve for x
    x = 1,255,851,455,387,940.50/39,391,057.67
  6. Step 6: Final answer
    x = 31,881,638.37

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1.5x scale

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.