Home / 4,712,141.23-7,061,672.21-2,147,087.50

Finding the Fourth Proportional to 4,712,141.23, 7,061,672.21 and 2,147,087.50

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Solution

The fourth proportional to 4,712,141.23, 7,061,672.21 and 2,147,087.50 is: 3,217,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,141.23 : 7,061,672.21 = 2,147,087.50 : x
  2. Step 2: Convert to fraction form
    4,712,141.23/7,061,672.21 = 2,147,087.50/x
  3. Step 3: Cross multiply
    4,712,141.23x = 7,061,672.21 × 2,147,087.50
  4. Step 4: Simplify right side
    4,712,141.23x = 15,162,028,102,798.76
  5. Step 5: Solve for x
    x = 15,162,028,102,798.76/4,712,141.23
  6. Step 6: Final answer
    x = 3,217,651.46

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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.