Home / 14,276,840.27-19,699,960.67-8,164,087.79

Finding the Fourth Proportional to 14,276,840.27, 19,699,960.67 and 8,164,087.79

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Solution

The fourth proportional to 14,276,840.27, 19,699,960.67 and 8,164,087.79 is: 11,265,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,840.27 : 19,699,960.67 = 8,164,087.79 : x
  2. Step 2: Convert to fraction form
    14,276,840.27/19,699,960.67 = 8,164,087.79/x
  3. Step 3: Cross multiply
    14,276,840.27x = 19,699,960.67 × 8,164,087.79
  4. Step 4: Simplify right side
    14,276,840.27x = 160,832,208,369,427.25
  5. Step 5: Solve for x
    x = 160,832,208,369,427.25/14,276,840.27
  6. Step 6: Final answer
    x = 11,265,252.35

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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.