Home / 14,797,728.12-20,402,282.19-11,317,336.32

Finding the Fourth Proportional to 14,797,728.12, 20,402,282.19 and 11,317,336.32

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Solution

The fourth proportional to 14,797,728.12, 20,402,282.19 and 11,317,336.32 is: 15,603,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797,728.12 : 20,402,282.19 = 11,317,336.32 : x
  2. Step 2: Convert to fraction form
    14,797,728.12/20,402,282.19 = 11,317,336.32/x
  3. Step 3: Cross multiply
    14,797,728.12x = 20,402,282.19 × 11,317,336.32
  4. Step 4: Simplify right side
    14,797,728.12x = 230,899,489,239,776.16
  5. Step 5: Solve for x
    x = 230,899,489,239,776.16/14,797,728.12
  6. Step 6: Final answer
    x = 15,603,712.09

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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.