Home / 14,203,659.40-19,601,136.48-7,677,272.32

Finding the Fourth Proportional to 14,203,659.40, 19,601,136.48 and 7,677,272.32

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Solution

The fourth proportional to 14,203,659.40, 19,601,136.48 and 7,677,272.32 is: 10,594,682.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203,659.40 : 19,601,136.48 = 7,677,272.32 : x
  2. Step 2: Convert to fraction form
    14,203,659.40/19,601,136.48 = 7,677,272.32/x
  3. Step 3: Cross multiply
    14,203,659.40x = 19,601,136.48 × 7,677,272.32
  4. Step 4: Simplify right side
    14,203,659.40x = 150,483,262,538,446.25
  5. Step 5: Solve for x
    x = 150,483,262,538,446.25/14,203,659.40
  6. Step 6: Final answer
    x = 10,594,682.56

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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.