Home / 12,572,964.82-18,943,462.10-11,359,950.94

Finding the Fourth Proportional to 12,572,964.82, 18,943,462.10 and 11,359,950.94

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Solution

The fourth proportional to 12,572,964.82, 18,943,462.10 and 11,359,950.94 is: 17,115,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,964.82 : 18,943,462.10 = 11,359,950.94 : x
  2. Step 2: Convert to fraction form
    12,572,964.82/18,943,462.10 = 11,359,950.94/x
  3. Step 3: Cross multiply
    12,572,964.82x = 18,943,462.10 × 11,359,950.94
  4. Step 4: Simplify right side
    12,572,964.82x = 215,196,800,089,749.38
  5. Step 5: Solve for x
    x = 215,196,800,089,749.38/12,572,964.82
  6. Step 6: Final answer
    x = 17,115,835.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.