Home / 14,728,203.68-20,314,451.16-9,830,956.64

Finding the Fourth Proportional to 14,728,203.68, 20,314,451.16 and 9,830,956.64

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Solution

The fourth proportional to 14,728,203.68, 20,314,451.16 and 9,830,956.64 is: 13,559,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728,203.68 : 20,314,451.16 = 9,830,956.64 : x
  2. Step 2: Convert to fraction form
    14,728,203.68/20,314,451.16 = 9,830,956.64/x
  3. Step 3: Cross multiply
    14,728,203.68x = 20,314,451.16 × 9,830,956.64
  4. Step 4: Simplify right side
    14,728,203.68x = 199,710,488,519,357.72
  5. Step 5: Solve for x
    x = 199,710,488,519,357.72/14,728,203.68
  6. Step 6: Final answer
    x = 13,559,731.58

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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.