Home / 14,203,661.40-19,601,139.24-7,677,274.32

Finding the Fourth Proportional to 14,203,661.40, 19,601,139.24 and 7,677,274.32

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Solution

The fourth proportional to 14,203,661.40, 19,601,139.24 and 7,677,274.32 is: 10,594,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203,661.40 : 19,601,139.24 = 7,677,274.32 : x
  2. Step 2: Convert to fraction form
    14,203,661.40/19,601,139.24 = 7,677,274.32/x
  3. Step 3: Cross multiply
    14,203,661.40x = 19,601,139.24 × 7,677,274.32
  4. Step 4: Simplify right side
    14,203,661.40x = 150,483,322,929,996.31
  5. Step 5: Solve for x
    x = 150,483,322,929,996.31/14,203,661.40
  6. Step 6: Final answer
    x = 10,594,685.32

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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.