Home / 14,890,284.66-20,549,091.84-8,275,151.93

Finding the Fourth Proportional to 14,890,284.66, 20,549,091.84 and 8,275,151.93

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Solution

The fourth proportional to 14,890,284.66, 20,549,091.84 and 8,275,151.93 is: 11,419,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,284.66 : 20,549,091.84 = 8,275,151.93 : x
  2. Step 2: Convert to fraction form
    14,890,284.66/20,549,091.84 = 8,275,151.93/x
  3. Step 3: Cross multiply
    14,890,284.66x = 20,549,091.84 × 8,275,151.93
  4. Step 4: Simplify right side
    14,890,284.66x = 170,046,856,999,523.25
  5. Step 5: Solve for x
    x = 170,046,856,999,523.25/14,890,284.66
  6. Step 6: Final answer
    x = 11,419,986.98

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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.