Home / 53,436,055.23-73,741,899.15-28,989,769.23

Finding the Fourth Proportional to 53,436,055.23, 73,741,899.15 and 28,989,769.23

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Solution

The fourth proportional to 53,436,055.23, 73,741,899.15 and 28,989,769.23 is: 40,005,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436,055.23 : 73,741,899.15 = 28,989,769.23 : x
  2. Step 2: Convert to fraction form
    53,436,055.23/73,741,899.15 = 28,989,769.23/x
  3. Step 3: Cross multiply
    53,436,055.23x = 73,741,899.15 × 28,989,769.23
  4. Step 4: Simplify right side
    53,436,055.23x = 2,137,760,638,940,433.25
  5. Step 5: Solve for x
    x = 2,137,760,638,940,433.25/53,436,055.23
  6. Step 6: Final answer
    x = 40,005,959.08

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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.