Home / 11,591,109.60-17,370,075.60-8,534,623.20

Finding the Fourth Proportional to 11,591,109.60, 17,370,075.60 and 8,534,623.20

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Solution

The fourth proportional to 11,591,109.60, 17,370,075.60 and 8,534,623.20 is: 12,789,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,109.60 : 17,370,075.60 = 8,534,623.20 : x
  2. Step 2: Convert to fraction form
    11,591,109.60/17,370,075.60 = 8,534,623.20/x
  3. Step 3: Cross multiply
    11,591,109.60x = 17,370,075.60 × 8,534,623.20
  4. Step 4: Simplify right side
    11,591,109.60x = 148,247,050,201,513.91
  5. Step 5: Solve for x
    x = 148,247,050,201,513.91/11,591,109.60
  6. Step 6: Final answer
    x = 12,789,720.34

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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.