Home / 17,130,697.62-23,646,015.69-15,314,664.15

Finding the Fourth Proportional to 17,130,697.62, 23,646,015.69 and 15,314,664.15

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Solution

The fourth proportional to 17,130,697.62, 23,646,015.69 and 15,314,664.15 is: 21,139,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130,697.62 : 23,646,015.69 = 15,314,664.15 : x
  2. Step 2: Convert to fraction form
    17,130,697.62/23,646,015.69 = 15,314,664.15/x
  3. Step 3: Cross multiply
    17,130,697.62x = 23,646,015.69 × 15,314,664.15
  4. Step 4: Simplify right side
    17,130,697.62x = 362,130,788,777,980.56
  5. Step 5: Solve for x
    x = 362,130,788,777,980.56/17,130,697.62
  6. Step 6: Final answer
    x = 21,139,290.23

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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.