Home / 21,562,315.66-29,758,604.88-12,272,144.50

Finding the Fourth Proportional to 21,562,315.66, 29,758,604.88 and 12,272,144.50

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Solution

The fourth proportional to 21,562,315.66, 29,758,604.88 and 12,272,144.50 is: 16,937,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,315.66 : 29,758,604.88 = 12,272,144.50 : x
  2. Step 2: Convert to fraction form
    21,562,315.66/29,758,604.88 = 12,272,144.50/x
  3. Step 3: Cross multiply
    21,562,315.66x = 29,758,604.88 × 12,272,144.50
  4. Step 4: Simplify right side
    21,562,315.66x = 365,201,899,205,765.12
  5. Step 5: Solve for x
    x = 365,201,899,205,765.12/21,562,315.66
  6. Step 6: Final answer
    x = 16,937,044.47

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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.