Home / 14,017,509.27-19,340,506.89-8,213,172.39

Finding the Fourth Proportional to 14,017,509.27, 19,340,506.89 and 8,213,172.39

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Solution

The fourth proportional to 14,017,509.27, 19,340,506.89 and 8,213,172.39 is: 11,332,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,509.27 : 19,340,506.89 = 8,213,172.39 : x
  2. Step 2: Convert to fraction form
    14,017,509.27/19,340,506.89 = 8,213,172.39/x
  3. Step 3: Cross multiply
    14,017,509.27x = 19,340,506.89 × 8,213,172.39
  4. Step 4: Simplify right side
    14,017,509.27x = 158,846,917,197,552.75
  5. Step 5: Solve for x
    x = 158,846,917,197,552.75/14,017,509.27
  6. Step 6: Final answer
    x = 11,332,035.82

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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.