Home / 13,077,110.37-18,047,274.75-7,275,904.14

Finding the Fourth Proportional to 13,077,110.37, 18,047,274.75 and 7,275,904.14

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Solution

The fourth proportional to 13,077,110.37, 18,047,274.75 and 7,275,904.14 is: 10,041,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,110.37 : 18,047,274.75 = 7,275,904.14 : x
  2. Step 2: Convert to fraction form
    13,077,110.37/18,047,274.75 = 7,275,904.14/x
  3. Step 3: Cross multiply
    13,077,110.37x = 18,047,274.75 × 7,275,904.14
  4. Step 4: Simplify right side
    13,077,110.37x = 131,310,241,069,242.45
  5. Step 5: Solve for x
    x = 131,310,241,069,242.45/13,077,110.37
  6. Step 6: Final answer
    x = 10,041,227.56

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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.