Home / 12,152,030.40-18,225,712.80-3,632,644.80

Finding the Fourth Proportional to 12,152,030.40, 18,225,712.80 and 3,632,644.80

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Solution

The fourth proportional to 12,152,030.40, 18,225,712.80 and 3,632,644.80 is: 5,448,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152,030.40 : 18,225,712.80 = 3,632,644.80 : x
  2. Step 2: Convert to fraction form
    12,152,030.40/18,225,712.80 = 3,632,644.80/x
  3. Step 3: Cross multiply
    12,152,030.40x = 18,225,712.80 × 3,632,644.80
  4. Step 4: Simplify right side
    12,152,030.40x = 66,207,540,829,213.44
  5. Step 5: Solve for x
    x = 66,207,540,829,213.44/12,152,030.40
  6. Step 6: Final answer
    x = 5,448,269.85

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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.