Home / 8,425,631.75-12,639,013.74-2,960,061.98

Finding the Fourth Proportional to 8,425,631.75, 12,639,013.74 and 2,960,061.98

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Solution

The fourth proportional to 8,425,631.75, 12,639,013.74 and 2,960,061.98 is: 4,440,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425,631.75 : 12,639,013.74 = 2,960,061.98 : x
  2. Step 2: Convert to fraction form
    8,425,631.75/12,639,013.74 = 2,960,061.98/x
  3. Step 3: Cross multiply
    8,425,631.75x = 12,639,013.74 × 2,960,061.98
  4. Step 4: Simplify right side
    8,425,631.75x = 37,412,263,973,276.54
  5. Step 5: Solve for x
    x = 37,412,263,973,276.54/8,425,631.75
  6. Step 6: Final answer
    x = 4,440,291.85

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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.