Home / 11,073,561.60-16,578,849.60-8,533,142.40

Finding the Fourth Proportional to 11,073,561.60, 16,578,849.60 and 8,533,142.40

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Solution

The fourth proportional to 11,073,561.60, 16,578,849.60 and 8,533,142.40 is: 12,775,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073,561.60 : 16,578,849.60 = 8,533,142.40 : x
  2. Step 2: Convert to fraction form
    11,073,561.60/16,578,849.60 = 8,533,142.40/x
  3. Step 3: Cross multiply
    11,073,561.60x = 16,578,849.60 × 8,533,142.40
  4. Step 4: Simplify right side
    11,073,561.60x = 141,469,684,464,983.03
  5. Step 5: Solve for x
    x = 141,469,684,464,983.03/11,073,561.60
  6. Step 6: Final answer
    x = 12,775,445.66

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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.