Home / 53,206,718.64-73,425,239.25-28,760,432.64

Finding the Fourth Proportional to 53,206,718.64, 73,425,239.25 and 28,760,432.64

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Solution

The fourth proportional to 53,206,718.64, 73,425,239.25 and 28,760,432.64 is: 39,689,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206,718.64 : 73,425,239.25 = 28,760,432.64 : x
  2. Step 2: Convert to fraction form
    53,206,718.64/73,425,239.25 = 28,760,432.64/x
  3. Step 3: Cross multiply
    53,206,718.64x = 73,425,239.25 × 28,760,432.64
  4. Step 4: Simplify right side
    53,206,718.64x = 2,111,741,647,525,509.25
  5. Step 5: Solve for x
    x = 2,111,741,647,525,509.25/53,206,718.64
  6. Step 6: Final answer
    x = 39,689,379.49

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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.