Home / 9,250,464.92-12,765,486.96-5,120,407.46

Finding the Fourth Proportional to 9,250,464.92, 12,765,486.96 and 5,120,407.46

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Solution

The fourth proportional to 9,250,464.92, 12,765,486.96 and 5,120,407.46 is: 7,066,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250,464.92 : 12,765,486.96 = 5,120,407.46 : x
  2. Step 2: Convert to fraction form
    9,250,464.92/12,765,486.96 = 5,120,407.46/x
  3. Step 3: Cross multiply
    9,250,464.92x = 12,765,486.96 × 5,120,407.46
  4. Step 4: Simplify right side
    9,250,464.92x = 65,364,494,692,430.45
  5. Step 5: Solve for x
    x = 65,364,494,692,430.45/9,250,464.92
  6. Step 6: Final answer
    x = 7,066,076.71

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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.