Home / 13,775,941.91-20,666,902.34-4,191,071.38

Finding the Fourth Proportional to 13,775,941.91, 20,666,902.34 and 4,191,071.38

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Solution

The fourth proportional to 13,775,941.91, 20,666,902.34 and 4,191,071.38 is: 6,287,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,941.91 : 20,666,902.34 = 4,191,071.38 : x
  2. Step 2: Convert to fraction form
    13,775,941.91/20,666,902.34 = 4,191,071.38/x
  3. Step 3: Cross multiply
    13,775,941.91x = 20,666,902.34 × 4,191,071.38
  4. Step 4: Simplify right side
    13,775,941.91x = 86,616,462,869,239.45
  5. Step 5: Solve for x
    x = 86,616,462,869,239.45/13,775,941.91
  6. Step 6: Final answer
    x = 6,287,516.56

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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.