Home / 14,443,448.09-19,920,336.27-12,697,384.15

Finding the Fourth Proportional to 14,443,448.09, 19,920,336.27 and 12,697,384.15

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Solution

The fourth proportional to 14,443,448.09, 19,920,336.27 and 12,697,384.15 is: 17,512,173.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,448.09 : 19,920,336.27 = 12,697,384.15 : x
  2. Step 2: Convert to fraction form
    14,443,448.09/19,920,336.27 = 12,697,384.15/x
  3. Step 3: Cross multiply
    14,443,448.09x = 19,920,336.27 × 12,697,384.15
  4. Step 4: Simplify right side
    14,443,448.09x = 252,936,161,917,766.44
  5. Step 5: Solve for x
    x = 252,936,161,917,766.44/14,443,448.09
  6. Step 6: Final answer
    x = 17,512,173.02

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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.