Home / 9,270,091.20-13,911,041.70-5,431,906.20

Finding the Fourth Proportional to 9,270,091.20, 13,911,041.70 and 5,431,906.20

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Solution

The fourth proportional to 9,270,091.20, 13,911,041.70 and 5,431,906.20 is: 8,151,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270,091.20 : 13,911,041.70 = 5,431,906.20 : x
  2. Step 2: Convert to fraction form
    9,270,091.20/13,911,041.70 = 5,431,906.20/x
  3. Step 3: Cross multiply
    9,270,091.20x = 13,911,041.70 × 5,431,906.20
  4. Step 4: Simplify right side
    9,270,091.20x = 75,563,473,658,688.53
  5. Step 5: Solve for x
    x = 75,563,473,658,688.53/9,270,091.20
  6. Step 6: Final answer
    x = 8,151,319.34

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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.