Home / 9,280,890.96-12,807,716.88-5,206,597.44

Finding the Fourth Proportional to 9,280,890.96, 12,807,716.88 and 5,206,597.44

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Solution

The fourth proportional to 9,280,890.96, 12,807,716.88 and 5,206,597.44 is: 7,185,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,890.96 : 12,807,716.88 = 5,206,597.44 : x
  2. Step 2: Convert to fraction form
    9,280,890.96/12,807,716.88 = 5,206,597.44/x
  3. Step 3: Cross multiply
    9,280,890.96x = 12,807,716.88 × 5,206,597.44
  4. Step 4: Simplify right side
    9,280,890.96x = 66,684,625,919,652.80
  5. Step 5: Solve for x
    x = 66,684,625,919,652.80/9,280,890.96
  6. Step 6: Final answer
    x = 7,185,153.47

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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.