Home / 13,643,786.70-20,466,008.10-4,059,477.90

Finding the Fourth Proportional to 13,643,786.70, 20,466,008.10 and 4,059,477.90

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Solution

The fourth proportional to 13,643,786.70, 20,466,008.10 and 4,059,477.90 is: 6,089,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,786.70 : 20,466,008.10 = 4,059,477.90 : x
  2. Step 2: Convert to fraction form
    13,643,786.70/20,466,008.10 = 4,059,477.90/x
  3. Step 3: Cross multiply
    13,643,786.70x = 20,466,008.10 × 4,059,477.90
  4. Step 4: Simplify right side
    13,643,786.70x = 83,081,307,583,171
  5. Step 5: Solve for x
    x = 83,081,307,583,171/13,643,786.70
  6. Step 6: Final answer
    x = 6,089,314.46

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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.