Home / 20,268,420.58-30,402,827.70-16,214,838.22

Finding the Fourth Proportional to 20,268,420.58, 30,402,827.70 and 16,214,838.22

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Solution

The fourth proportional to 20,268,420.58, 30,402,827.70 and 16,214,838.22 is: 24,322,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,420.58 : 30,402,827.70 = 16,214,838.22 : x
  2. Step 2: Convert to fraction form
    20,268,420.58/30,402,827.70 = 16,214,838.22/x
  3. Step 3: Cross multiply
    20,268,420.58x = 30,402,827.70 × 16,214,838.22
  4. Step 4: Simplify right side
    20,268,420.58x = 492,976,932,352,946.38
  5. Step 5: Solve for x
    x = 492,976,932,352,946.38/20,268,420.58
  6. Step 6: Final answer
    x = 24,322,414.79

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1.5x scale

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.