Home / 9,288,812.88-12,818,720.25-5,102,674.26

Finding the Fourth Proportional to 9,288,812.88, 12,818,720.25 and 5,102,674.26

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Solution

The fourth proportional to 9,288,812.88, 12,818,720.25 and 5,102,674.26 is: 7,041,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,812.88 : 12,818,720.25 = 5,102,674.26 : x
  2. Step 2: Convert to fraction form
    9,288,812.88/12,818,720.25 = 5,102,674.26/x
  3. Step 3: Cross multiply
    9,288,812.88x = 12,818,720.25 × 5,102,674.26
  4. Step 4: Simplify right side
    9,288,812.88x = 65,409,753,865,815.77
  5. Step 5: Solve for x
    x = 65,409,753,865,815.77/9,288,812.88
  6. Step 6: Final answer
    x = 7,041,777.54

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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.