Home / 21,250,421.94-29,325,446.91-12,083,065.50

Finding the Fourth Proportional to 21,250,421.94, 29,325,446.91 and 12,083,065.50

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Solution

The fourth proportional to 21,250,421.94, 29,325,446.91 and 12,083,065.50 is: 16,674,553.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,250,421.94 : 29,325,446.91 = 12,083,065.50 : x
  2. Step 2: Convert to fraction form
    21,250,421.94/29,325,446.91 = 12,083,065.50/x
  3. Step 3: Cross multiply
    21,250,421.94x = 29,325,446.91 × 12,083,065.50
  4. Step 4: Simplify right side
    21,250,421.94x = 354,341,295,830,302.62
  5. Step 5: Solve for x
    x = 354,341,295,830,302.62/21,250,421.94
  6. Step 6: Final answer
    x = 16,674,553.42

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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.