Home / 53,705,814.40-80,558,721.60-15,368,579.20

Finding the Fourth Proportional to 53,705,814.40, 80,558,721.60 and 15,368,579.20

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Solution

The fourth proportional to 53,705,814.40, 80,558,721.60 and 15,368,579.20 is: 23,052,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705,814.40 : 80,558,721.60 = 15,368,579.20 : x
  2. Step 2: Convert to fraction form
    53,705,814.40/80,558,721.60 = 15,368,579.20/x
  3. Step 3: Cross multiply
    53,705,814.40x = 80,558,721.60 × 15,368,579.20
  4. Step 4: Simplify right side
    53,705,814.40x = 1,238,073,093,160,350.50
  5. Step 5: Solve for x
    x = 1,238,073,093,160,350.50/53,705,814.40
  6. Step 6: Final answer
    x = 23,052,868.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.