Home / 53,933,429.76-74,428,134.40-29,487,144.96

Finding the Fourth Proportional to 53,933,429.76, 74,428,134.40 and 29,487,144.96

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Solution

The fourth proportional to 53,933,429.76, 74,428,134.40 and 29,487,144.96 is: 40,692,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933,429.76 : 74,428,134.40 = 29,487,144.96 : x
  2. Step 2: Convert to fraction form
    53,933,429.76/74,428,134.40 = 29,487,144.96/x
  3. Step 3: Cross multiply
    53,933,429.76x = 74,428,134.40 × 29,487,144.96
  4. Step 4: Simplify right side
    53,933,429.76x = 2,194,673,188,155,162.75
  5. Step 5: Solve for x
    x = 2,194,673,188,155,162.75/53,933,429.76
  6. Step 6: Final answer
    x = 40,692,260.77

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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.