Home / 9,380,550.42-12,927,467.88-7,517,850.12

Finding the Fourth Proportional to 9,380,550.42, 12,927,467.88 and 7,517,850.12

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Solution

The fourth proportional to 9,380,550.42, 12,927,467.88 and 7,517,850.12 is: 10,360,454.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380,550.42 : 12,927,467.88 = 7,517,850.12 : x
  2. Step 2: Convert to fraction form
    9,380,550.42/12,927,467.88 = 7,517,850.12/x
  3. Step 3: Cross multiply
    9,380,550.42x = 12,927,467.88 × 7,517,850.12
  4. Step 4: Simplify right side
    9,380,550.42x = 97,186,765,952,954.16
  5. Step 5: Solve for x
    x = 97,186,765,952,954.16/9,380,550.42
  6. Step 6: Final answer
    x = 10,360,454.52

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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.