Home / 19,475,516.55-26,875,418.61-11,215,890.06

Finding the Fourth Proportional to 19,475,516.55, 26,875,418.61 and 11,215,890.06

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Solution

The fourth proportional to 19,475,516.55, 26,875,418.61 and 11,215,890.06 is: 15,477,470.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475,516.55 : 26,875,418.61 = 11,215,890.06 : x
  2. Step 2: Convert to fraction form
    19,475,516.55/26,875,418.61 = 11,215,890.06/x
  3. Step 3: Cross multiply
    19,475,516.55x = 26,875,418.61 × 11,215,890.06
  4. Step 4: Simplify right side
    19,475,516.55x = 301,431,740,446,238
  5. Step 5: Solve for x
    x = 301,431,740,446,238/19,475,516.55
  6. Step 6: Final answer
    x = 15,477,470.89

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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.