Home / 12,851,216.87-17,734,574.30-6,970,836.33

Finding the Fourth Proportional to 12,851,216.87, 17,734,574.30 and 6,970,836.33

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Solution

The fourth proportional to 12,851,216.87, 17,734,574.30 and 6,970,836.33 is: 9,619,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,216.87 : 17,734,574.30 = 6,970,836.33 : x
  2. Step 2: Convert to fraction form
    12,851,216.87/17,734,574.30 = 6,970,836.33/x
  3. Step 3: Cross multiply
    12,851,216.87x = 17,734,574.30 × 6,970,836.33
  4. Step 4: Simplify right side
    12,851,216.87x = 123,624,814,792,670.16
  5. Step 5: Solve for x
    x = 123,624,814,792,670.16/12,851,216.87
  6. Step 6: Final answer
    x = 9,619,697.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.