Home / 9,579,717.20-14,369,575.80-8,540,454.80

Finding the Fourth Proportional to 9,579,717.20, 14,369,575.80 and 8,540,454.80

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Solution

The fourth proportional to 9,579,717.20, 14,369,575.80 and 8,540,454.80 is: 12,810,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,717.20 : 14,369,575.80 = 8,540,454.80 : x
  2. Step 2: Convert to fraction form
    9,579,717.20/14,369,575.80 = 8,540,454.80/x
  3. Step 3: Cross multiply
    9,579,717.20x = 14,369,575.80 × 8,540,454.80
  4. Step 4: Simplify right side
    9,579,717.20x = 122,722,712,615,073.86
  5. Step 5: Solve for x
    x = 122,722,712,615,073.86/9,579,717.20
  6. Step 6: Final answer
    x = 12,810,682.20

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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.