Home / 14,993,004.96-20,686,788-9,112,536.36

Finding the Fourth Proportional to 14,993,004.96, 20,686,788 and 9,112,536.36

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Solution

The fourth proportional to 14,993,004.96, 20,686,788 and 9,112,536.36 is: 12,573,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,993,004.96 : 20,686,788 = 9,112,536.36 : x
  2. Step 2: Convert to fraction form
    14,993,004.96/20,686,788 = 9,112,536.36/x
  3. Step 3: Cross multiply
    14,993,004.96x = 20,686,788 × 9,112,536.36
  4. Step 4: Simplify right side
    14,993,004.96x = 188,509,107,821,611.66
  5. Step 5: Solve for x
    x = 188,509,107,821,611.66/14,993,004.96
  6. Step 6: Final answer
    x = 12,573,137.16

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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.