Home / 14,000,274.60-19,324,649.12-8,121,394.43

Finding the Fourth Proportional to 14,000,274.60, 19,324,649.12 and 8,121,394.43

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Solution

The fourth proportional to 14,000,274.60, 19,324,649.12 and 8,121,394.43 is: 11,210,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000,274.60 : 19,324,649.12 = 8,121,394.43 : x
  2. Step 2: Convert to fraction form
    14,000,274.60/19,324,649.12 = 8,121,394.43/x
  3. Step 3: Cross multiply
    14,000,274.60x = 19,324,649.12 × 8,121,394.43
  4. Step 4: Simplify right side
    14,000,274.60x = 156,943,097,660,109.59
  5. Step 5: Solve for x
    x = 156,943,097,660,109.59/14,000,274.60
  6. Step 6: Final answer
    x = 11,210,001.39

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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.