Home / 12,191,128.24-16,823,564.36-6,684,548.36

Finding the Fourth Proportional to 12,191,128.24, 16,823,564.36 and 6,684,548.36

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Solution

The fourth proportional to 12,191,128.24, 16,823,564.36 and 6,684,548.36 is: 9,224,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191,128.24 : 16,823,564.36 = 6,684,548.36 : x
  2. Step 2: Convert to fraction form
    12,191,128.24/16,823,564.36 = 6,684,548.36/x
  3. Step 3: Cross multiply
    12,191,128.24x = 16,823,564.36 × 6,684,548.36
  4. Step 4: Simplify right side
    12,191,128.24x = 112,457,929,551,992.45
  5. Step 5: Solve for x
    x = 112,457,929,551,992.45/12,191,128.24
  6. Step 6: Final answer
    x = 9,224,571.13

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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.