Home / 9,076,492.80-13,614,739.20-7,375,881.60

Finding the Fourth Proportional to 9,076,492.80, 13,614,739.20 and 7,375,881.60

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Solution

The fourth proportional to 9,076,492.80, 13,614,739.20 and 7,375,881.60 is: 11,063,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,492.80 : 13,614,739.20 = 7,375,881.60 : x
  2. Step 2: Convert to fraction form
    9,076,492.80/13,614,739.20 = 7,375,881.60/x
  3. Step 3: Cross multiply
    9,076,492.80x = 13,614,739.20 × 7,375,881.60
  4. Step 4: Simplify right side
    9,076,492.80x = 100,420,704,354,078.70
  5. Step 5: Solve for x
    x = 100,420,704,354,078.70/9,076,492.80
  6. Step 6: Final answer
    x = 11,063,822.40

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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.