Home / 53,435,600.64-73,741,086.72-28,989,319.68

Finding the Fourth Proportional to 53,435,600.64, 73,741,086.72 and 28,989,319.68

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Solution

The fourth proportional to 53,435,600.64, 73,741,086.72 and 28,989,319.68 is: 40,005,238.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435,600.64 : 73,741,086.72 = 28,989,319.68 : x
  2. Step 2: Convert to fraction form
    53,435,600.64/73,741,086.72 = 28,989,319.68/x
  3. Step 3: Cross multiply
    53,435,600.64x = 73,741,086.72 × 28,989,319.68
  4. Step 4: Simplify right side
    53,435,600.64x = 2,137,703,936,476,682.50
  5. Step 5: Solve for x
    x = 2,137,703,936,476,682.50/53,435,600.64
  6. Step 6: Final answer
    x = 40,005,238.28

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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.