Home / 39,707,703.89-54,788,131.44-23,180,328.08

Finding the Fourth Proportional to 39,707,703.89, 54,788,131.44 and 23,180,328.08

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Solution

The fourth proportional to 39,707,703.89, 54,788,131.44 and 23,180,328.08 is: 31,983,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707,703.89 : 54,788,131.44 = 23,180,328.08 : x
  2. Step 2: Convert to fraction form
    39,707,703.89/54,788,131.44 = 23,180,328.08/x
  3. Step 3: Cross multiply
    39,707,703.89x = 54,788,131.44 × 23,180,328.08
  4. Step 4: Simplify right side
    39,707,703.89x = 1,270,006,861,395,422
  5. Step 5: Solve for x
    x = 1,270,006,861,395,422/39,707,703.89
  6. Step 6: Final answer
    x = 31,983,890.71

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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.