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Finding the Fourth Proportional to 9,267,694.40, 13,905,688.80 and 4,216,404.80

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Solution

The fourth proportional to 9,267,694.40, 13,905,688.80 and 4,216,404.80 is: 6,326,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267,694.40 : 13,905,688.80 = 4,216,404.80 : x
  2. Step 2: Convert to fraction form
    9,267,694.40/13,905,688.80 = 4,216,404.80/x
  3. Step 3: Cross multiply
    9,267,694.40x = 13,905,688.80 × 4,216,404.80
  4. Step 4: Simplify right side
    9,267,694.40x = 58,632,013,003,626.24
  5. Step 5: Solve for x
    x = 58,632,013,003,626.24/9,267,694.40
  6. Step 6: Final answer
    x = 6,326,494.00

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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.