Home / 12,458,722.60-18,684,584.70-3,941,669.80

Finding the Fourth Proportional to 12,458,722.60, 18,684,584.70 and 3,941,669.80

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Solution

The fourth proportional to 12,458,722.60, 18,684,584.70 and 3,941,669.80 is: 5,911,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,722.60 : 18,684,584.70 = 3,941,669.80 : x
  2. Step 2: Convert to fraction form
    12,458,722.60/18,684,584.70 = 3,941,669.80/x
  3. Step 3: Cross multiply
    12,458,722.60x = 18,684,584.70 × 3,941,669.80
  4. Step 4: Simplify right side
    12,458,722.60x = 73,648,463,237,532.05
  5. Step 5: Solve for x
    x = 73,648,463,237,532.05/12,458,722.60
  6. Step 6: Final answer
    x = 5,911,397.63

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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.