Home / 20,268,417.20-30,402,822.63-16,214,834.84

Finding the Fourth Proportional to 20,268,417.20, 30,402,822.63 and 16,214,834.84

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Solution

The fourth proportional to 20,268,417.20, 30,402,822.63 and 16,214,834.84 is: 24,322,409.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,417.20 : 30,402,822.63 = 16,214,834.84 : x
  2. Step 2: Convert to fraction form
    20,268,417.20/30,402,822.63 = 16,214,834.84/x
  3. Step 3: Cross multiply
    20,268,417.20x = 30,402,822.63 × 16,214,834.84
  4. Step 4: Simplify right side
    20,268,417.20x = 492,976,747,615,264.44
  5. Step 5: Solve for x
    x = 492,976,747,615,264.44/20,268,417.20
  6. Step 6: Final answer
    x = 24,322,409.72

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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.