Home / 16,455,432-22,714,589.28-9,929,336.64

Finding the Fourth Proportional to 16,455,432, 22,714,589.28 and 9,929,336.64

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Solution

The fourth proportional to 16,455,432, 22,714,589.28 and 9,929,336.64 is: 13,706,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455,432 : 22,714,589.28 = 9,929,336.64 : x
  2. Step 2: Convert to fraction form
    16,455,432/22,714,589.28 = 9,929,336.64/x
  3. Step 3: Cross multiply
    16,455,432x = 22,714,589.28 × 9,929,336.64
  4. Step 4: Simplify right side
    16,455,432x = 225,540,803,600,455.25
  5. Step 5: Solve for x
    x = 225,540,803,600,455.25/16,455,432
  6. Step 6: Final answer
    x = 13,706,161.20

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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.