Home / 8,707,319.60-13,057,561.80-3,313,105.20

Finding the Fourth Proportional to 8,707,319.60, 13,057,561.80 and 3,313,105.20

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Solution

The fourth proportional to 8,707,319.60, 13,057,561.80 and 3,313,105.20 is: 4,968,357.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,319.60 : 13,057,561.80 = 3,313,105.20 : x
  2. Step 2: Convert to fraction form
    8,707,319.60/13,057,561.80 = 3,313,105.20/x
  3. Step 3: Cross multiply
    8,707,319.60x = 13,057,561.80 × 3,313,105.20
  4. Step 4: Simplify right side
    8,707,319.60x = 43,261,075,898,901.37
  5. Step 5: Solve for x
    x = 43,261,075,898,901.37/8,707,319.60
  6. Step 6: Final answer
    x = 4,968,357.41

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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.