Home / 9,306,795.79-12,844,153.85-5,177,604.79

Finding the Fourth Proportional to 9,306,795.79, 12,844,153.85 and 5,177,604.79

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Solution

The fourth proportional to 9,306,795.79, 12,844,153.85 and 5,177,604.79 is: 7,145,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306,795.79 : 12,844,153.85 = 5,177,604.79 : x
  2. Step 2: Convert to fraction form
    9,306,795.79/12,844,153.85 = 5,177,604.79/x
  3. Step 3: Cross multiply
    9,306,795.79x = 12,844,153.85 × 5,177,604.79
  4. Step 4: Simplify right side
    9,306,795.79x = 66,501,952,497,256.94
  5. Step 5: Solve for x
    x = 66,501,952,497,256.94/9,306,795.79
  6. Step 6: Final answer
    x = 7,145,526.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.