Home / 9,861,364.72-13,608,422.25-5,510,486.77

Finding the Fourth Proportional to 9,861,364.72, 13,608,422.25 and 5,510,486.77

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Solution

The fourth proportional to 9,861,364.72, 13,608,422.25 and 5,510,486.77 is: 7,604,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,364.72 : 13,608,422.25 = 5,510,486.77 : x
  2. Step 2: Convert to fraction form
    9,861,364.72/13,608,422.25 = 5,510,486.77/x
  3. Step 3: Cross multiply
    9,861,364.72x = 13,608,422.25 × 5,510,486.77
  4. Step 4: Simplify right side
    9,861,364.72x = 74,989,030,769,198.62
  5. Step 5: Solve for x
    x = 74,989,030,769,198.62/9,861,364.72
  6. Step 6: Final answer
    x = 7,604,325.86

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1.5x scale

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.