Home / 56,843,050.50-78,438,642.03-33,634,110.78

Finding the Fourth Proportional to 56,843,050.50, 78,438,642.03 and 33,634,110.78

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Solution

The fourth proportional to 56,843,050.50, 78,438,642.03 and 33,634,110.78 is: 46,412,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,843,050.50 : 78,438,642.03 = 33,634,110.78 : x
  2. Step 2: Convert to fraction form
    56,843,050.50/78,438,642.03 = 33,634,110.78/x
  3. Step 3: Cross multiply
    56,843,050.50x = 78,438,642.03 × 33,634,110.78
  4. Step 4: Simplify right side
    56,843,050.50x = 2,638,213,975,469,784
  5. Step 5: Solve for x
    x = 2,638,213,975,469,784/56,843,050.50
  6. Step 6: Final answer
    x = 46,412,251.85

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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.