Home / 8,743,390.80-13,101,089.40-5,748,075.60

Finding the Fourth Proportional to 8,743,390.80, 13,101,089.40 and 5,748,075.60

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Solution

The fourth proportional to 8,743,390.80, 13,101,089.40 and 5,748,075.60 is: 8,612,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743,390.80 : 13,101,089.40 = 5,748,075.60 : x
  2. Step 2: Convert to fraction form
    8,743,390.80/13,101,089.40 = 5,748,075.60/x
  3. Step 3: Cross multiply
    8,743,390.80x = 13,101,089.40 × 5,748,075.60
  4. Step 4: Simplify right side
    8,743,390.80x = 75,306,052,313,558.64
  5. Step 5: Solve for x
    x = 75,306,052,313,558.64/8,743,390.80
  6. Step 6: Final answer
    x = 8,612,911.63

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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.