Home / 53,725,023.52-74,138,369.52-29,278,212.64

Finding the Fourth Proportional to 53,725,023.52, 74,138,369.52 and 29,278,212.64

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Solution

The fourth proportional to 53,725,023.52, 74,138,369.52 and 29,278,212.64 is: 40,402,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725,023.52 : 74,138,369.52 = 29,278,212.64 : x
  2. Step 2: Convert to fraction form
    53,725,023.52/74,138,369.52 = 29,278,212.64/x
  3. Step 3: Cross multiply
    53,725,023.52x = 74,138,369.52 × 29,278,212.64
  4. Step 4: Simplify right side
    53,725,023.52x = 2,170,638,947,589,454.75
  5. Step 5: Solve for x
    x = 2,170,638,947,589,454.75/53,725,023.52
  6. Step 6: Final answer
    x = 40,402,754.72

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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.