Home / 13,269,192.77-18,304,462.54-9,132,041.23

Finding the Fourth Proportional to 13,269,192.77, 18,304,462.54 and 9,132,041.23

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Solution

The fourth proportional to 13,269,192.77, 18,304,462.54 and 9,132,041.23 is: 12,597,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,192.77 : 18,304,462.54 = 9,132,041.23 : x
  2. Step 2: Convert to fraction form
    13,269,192.77/18,304,462.54 = 9,132,041.23/x
  3. Step 3: Cross multiply
    13,269,192.77x = 18,304,462.54 × 9,132,041.23
  4. Step 4: Simplify right side
    13,269,192.77x = 167,157,106,608,270.53
  5. Step 5: Solve for x
    x = 167,157,106,608,270.53/13,269,192.77
  6. Step 6: Final answer
    x = 12,597,383.24

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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.