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Finding the Fourth Proportional to 8,093,442.40, 12,136,664.40 and 4,048,367.20

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Solution

The fourth proportional to 8,093,442.40, 12,136,664.40 and 4,048,367.20 is: 6,070,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093,442.40 : 12,136,664.40 = 4,048,367.20 : x
  2. Step 2: Convert to fraction form
    8,093,442.40/12,136,664.40 = 4,048,367.20/x
  3. Step 3: Cross multiply
    8,093,442.40x = 12,136,664.40 × 4,048,367.20
  4. Step 4: Simplify right side
    8,093,442.40x = 49,133,674,074,367.69
  5. Step 5: Solve for x
    x = 49,133,674,074,367.69/8,093,442.40
  6. Step 6: Final answer
    x = 6,070,800.49

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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.