Home / 14,368,567.43-21,555,690.39-5,270,749.49

Finding the Fourth Proportional to 14,368,567.43, 21,555,690.39 and 5,270,749.49

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Solution

The fourth proportional to 14,368,567.43, 21,555,690.39 and 5,270,749.49 is: 7,907,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,567.43 : 21,555,690.39 = 5,270,749.49 : x
  2. Step 2: Convert to fraction form
    14,368,567.43/21,555,690.39 = 5,270,749.49/x
  3. Step 3: Cross multiply
    14,368,567.43x = 21,555,690.39 × 5,270,749.49
  4. Step 4: Simplify right side
    14,368,567.43x = 113,614,644,129,690.41
  5. Step 5: Solve for x
    x = 113,614,644,129,690.41/14,368,567.43
  6. Step 6: Final answer
    x = 7,907,165.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.