Home / 4,951,451.40-7,438,986.90-4,431,820.20

Finding the Fourth Proportional to 4,951,451.40, 7,438,986.90 and 4,431,820.20

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Solution

The fourth proportional to 4,951,451.40, 7,438,986.90 and 4,431,820.20 is: 6,658,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951,451.40 : 7,438,986.90 = 4,431,820.20 : x
  2. Step 2: Convert to fraction form
    4,951,451.40/7,438,986.90 = 4,431,820.20/x
  3. Step 3: Cross multiply
    4,951,451.40x = 7,438,986.90 × 4,431,820.20
  4. Step 4: Simplify right side
    4,951,451.40x = 32,968,252,410,955.38
  5. Step 5: Solve for x
    x = 32,968,252,410,955.38/4,951,451.40
  6. Step 6: Final answer
    x = 6,658,300.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.