Home / 21,799,415.15-32,698,958.69-5,623,991.36

Finding the Fourth Proportional to 21,799,415.15, 32,698,958.69 and 5,623,991.36

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Solution

The fourth proportional to 21,799,415.15, 32,698,958.69 and 5,623,991.36 is: 8,435,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799,415.15 : 32,698,958.69 = 5,623,991.36 : x
  2. Step 2: Convert to fraction form
    21,799,415.15/32,698,958.69 = 5,623,991.36/x
  3. Step 3: Cross multiply
    21,799,415.15x = 32,698,958.69 × 5,623,991.36
  4. Step 4: Simplify right side
    21,799,415.15x = 183,898,660,961,942.19
  5. Step 5: Solve for x
    x = 183,898,660,961,942.19/21,799,415.15
  6. Step 6: Final answer
    x = 8,435,944.71

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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.