Home / 14,150,493.86-19,531,103.74-13,193,112.74

Finding the Fourth Proportional to 14,150,493.86, 19,531,103.74 and 13,193,112.74

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Solution

The fourth proportional to 14,150,493.86, 19,531,103.74 and 13,193,112.74 is: 18,209,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,493.86 : 19,531,103.74 = 13,193,112.74 : x
  2. Step 2: Convert to fraction form
    14,150,493.86/19,531,103.74 = 13,193,112.74/x
  3. Step 3: Cross multiply
    14,150,493.86x = 19,531,103.74 × 13,193,112.74
  4. Step 4: Simplify right side
    14,150,493.86x = 257,676,053,447,817.34
  5. Step 5: Solve for x
    x = 257,676,053,447,817.34/14,150,493.86
  6. Step 6: Final answer
    x = 18,209,686.25

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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.