Home / 39,634,847.48-54,696,548.36-21,994,111.82

Finding the Fourth Proportional to 39,634,847.48, 54,696,548.36 and 21,994,111.82

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Solution

The fourth proportional to 39,634,847.48, 54,696,548.36 and 21,994,111.82 is: 30,352,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634,847.48 : 54,696,548.36 = 21,994,111.82 : x
  2. Step 2: Convert to fraction form
    39,634,847.48/54,696,548.36 = 21,994,111.82/x
  3. Step 3: Cross multiply
    39,634,847.48x = 54,696,548.36 × 21,994,111.82
  4. Step 4: Simplify right side
    39,634,847.48x = 1,203,002,000,797,877.50
  5. Step 5: Solve for x
    x = 1,203,002,000,797,877.50/39,634,847.48
  6. Step 6: Final answer
    x = 30,352,128.93

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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.