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Finding the Fourth Proportional to 8,437,709, 12,658,706.76 and 2,454,077

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Solution

The fourth proportional to 8,437,709, 12,658,706.76 and 2,454,077 is: 3,681,738.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437,709 : 12,658,706.76 = 2,454,077 : x
  2. Step 2: Convert to fraction form
    8,437,709/12,658,706.76 = 2,454,077/x
  3. Step 3: Cross multiply
    8,437,709x = 12,658,706.76 × 2,454,077
  4. Step 4: Simplify right side
    8,437,709x = 31,065,441,109,460.52
  5. Step 5: Solve for x
    x = 31,065,441,109,460.52/8,437,709
  6. Step 6: Final answer
    x = 3,681,738.86

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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.