Home / 8,111,051.28-11,193,234.48-4,439,968.88

Finding the Fourth Proportional to 8,111,051.28, 11,193,234.48 and 4,439,968.88

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Solution

The fourth proportional to 8,111,051.28, 11,193,234.48 and 4,439,968.88 is: 6,127,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,051.28 : 11,193,234.48 = 4,439,968.88 : x
  2. Step 2: Convert to fraction form
    8,111,051.28/11,193,234.48 = 4,439,968.88/x
  3. Step 3: Cross multiply
    8,111,051.28x = 11,193,234.48 × 4,439,968.88
  4. Step 4: Simplify right side
    8,111,051.28x = 49,697,612,701,776.81
  5. Step 5: Solve for x
    x = 49,697,612,701,776.81/8,111,051.28
  6. Step 6: Final answer
    x = 6,127,148.13

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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.