Home / 13,704,634.24-20,550,569.28-6,131,662.72

Finding the Fourth Proportional to 13,704,634.24, 20,550,569.28 and 6,131,662.72

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Solution

The fourth proportional to 13,704,634.24, 20,550,569.28 and 6,131,662.72 is: 9,194,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704,634.24 : 20,550,569.28 = 6,131,662.72 : x
  2. Step 2: Convert to fraction form
    13,704,634.24/20,550,569.28 = 6,131,662.72/x
  3. Step 3: Cross multiply
    13,704,634.24x = 20,550,569.28 × 6,131,662.72
  4. Step 4: Simplify right side
    13,704,634.24x = 126,009,159,528,953.25
  5. Step 5: Solve for x
    x = 126,009,159,528,953.25/13,704,634.24
  6. Step 6: Final answer
    x = 9,194,638.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.