Home / 16,222,540.64-22,387,134-8,880,378.32

Finding the Fourth Proportional to 16,222,540.64, 22,387,134 and 8,880,378.32

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Solution

The fourth proportional to 16,222,540.64, 22,387,134 and 8,880,378.32 is: 12,254,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222,540.64 : 22,387,134 = 8,880,378.32 : x
  2. Step 2: Convert to fraction form
    16,222,540.64/22,387,134 = 8,880,378.32/x
  3. Step 3: Cross multiply
    16,222,540.64x = 22,387,134 × 8,880,378.32
  4. Step 4: Simplify right side
    16,222,540.64x = 198,806,219,420,534.88
  5. Step 5: Solve for x
    x = 198,806,219,420,534.88/16,222,540.64
  6. Step 6: Final answer
    x = 12,254,937.36

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1.5x scale

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.