Home / 5,142,148.88-7,096,011.66-2,818,961.94

Finding the Fourth Proportional to 5,142,148.88, 7,096,011.66 and 2,818,961.94

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Solution

The fourth proportional to 5,142,148.88, 7,096,011.66 and 2,818,961.94 is: 3,890,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,148.88 : 7,096,011.66 = 2,818,961.94 : x
  2. Step 2: Convert to fraction form
    5,142,148.88/7,096,011.66 = 2,818,961.94/x
  3. Step 3: Cross multiply
    5,142,148.88x = 7,096,011.66 × 2,818,961.94
  4. Step 4: Simplify right side
    5,142,148.88x = 20,003,386,795,336.22
  5. Step 5: Solve for x
    x = 20,003,386,795,336.22/5,142,148.88
  6. Step 6: Final answer
    x = 3,890,083.17

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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.