Home / 14,698,372.74-20,284,889.31-8,818,227.42

Finding the Fourth Proportional to 14,698,372.74, 20,284,889.31 and 8,818,227.42

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Solution

The fourth proportional to 14,698,372.74, 20,284,889.31 and 8,818,227.42 is: 12,169,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698,372.74 : 20,284,889.31 = 8,818,227.42 : x
  2. Step 2: Convert to fraction form
    14,698,372.74/20,284,889.31 = 8,818,227.42/x
  3. Step 3: Cross multiply
    14,698,372.74x = 20,284,889.31 × 8,818,227.42
  4. Step 4: Simplify right side
    14,698,372.74x = 178,876,767,125,106.88
  5. Step 5: Solve for x
    x = 178,876,767,125,106.88/14,698,372.74
  6. Step 6: Final answer
    x = 12,169,834.74

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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.