Home / 55,057,556.52-75,957,923.84-31,523,515.74

Finding the Fourth Proportional to 55,057,556.52, 75,957,923.84 and 31,523,515.74

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Solution

The fourth proportional to 55,057,556.52, 75,957,923.84 and 31,523,515.74 is: 43,490,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057,556.52 : 75,957,923.84 = 31,523,515.74 : x
  2. Step 2: Convert to fraction form
    55,057,556.52/75,957,923.84 = 31,523,515.74/x
  3. Step 3: Cross multiply
    55,057,556.52x = 75,957,923.84 × 31,523,515.74
  4. Step 4: Simplify right side
    55,057,556.52x = 2,394,460,807,590,343.50
  5. Step 5: Solve for x
    x = 2,394,460,807,590,343.50/55,057,556.52
  6. Step 6: Final answer
    x = 43,490,139.39

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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.