Home / 7,729,823.57-11,542,682.17-6,312,690.77

Finding the Fourth Proportional to 7,729,823.57, 11,542,682.17 and 6,312,690.77

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Solution

The fourth proportional to 7,729,823.57, 11,542,682.17 and 6,312,690.77 is: 9,426,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,823.57 : 11,542,682.17 = 6,312,690.77 : x
  2. Step 2: Convert to fraction form
    7,729,823.57/11,542,682.17 = 6,312,690.77/x
  3. Step 3: Cross multiply
    7,729,823.57x = 11,542,682.17 × 6,312,690.77
  4. Step 4: Simplify right side
    7,729,823.57x = 72,865,383,164,039.11
  5. Step 5: Solve for x
    x = 72,865,383,164,039.11/7,729,823.57
  6. Step 6: Final answer
    x = 9,426,526.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.