Home / 6,841,760.86-10,255,555.40-5,630,961.12

Finding the Fourth Proportional to 6,841,760.86, 10,255,555.40 and 5,630,961.12

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Solution

The fourth proportional to 6,841,760.86, 10,255,555.40 and 5,630,961.12 is: 8,440,609.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841,760.86 : 10,255,555.40 = 5,630,961.12 : x
  2. Step 2: Convert to fraction form
    6,841,760.86/10,255,555.40 = 5,630,961.12/x
  3. Step 3: Cross multiply
    6,841,760.86x = 10,255,555.40 × 5,630,961.12
  4. Step 4: Simplify right side
    6,841,760.86x = 57,748,633,721,406.05
  5. Step 5: Solve for x
    x = 57,748,633,721,406.05/6,841,760.86
  6. Step 6: Final answer
    x = 8,440,609.79

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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.