Home / 10,935,231.40-16,402,847.10-8,915,755.60

Finding the Fourth Proportional to 10,935,231.40, 16,402,847.10 and 8,915,755.60

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Solution

The fourth proportional to 10,935,231.40, 16,402,847.10 and 8,915,755.60 is: 13,373,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,231.40 : 16,402,847.10 = 8,915,755.60 : x
  2. Step 2: Convert to fraction form
    10,935,231.40/16,402,847.10 = 8,915,755.60/x
  3. Step 3: Cross multiply
    10,935,231.40x = 16,402,847.10 × 8,915,755.60
  4. Step 4: Simplify right side
    10,935,231.40x = 146,243,775,887,768.75
  5. Step 5: Solve for x
    x = 146,243,775,887,768.75/10,935,231.40
  6. Step 6: Final answer
    x = 13,373,633.40

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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.