Home / 19,251,401.92-26,556,996.66-13,054,352.80

Finding the Fourth Proportional to 19,251,401.92, 26,556,996.66 and 13,054,352.80

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Solution

The fourth proportional to 19,251,401.92, 26,556,996.66 and 13,054,352.80 is: 18,008,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,401.92 : 26,556,996.66 = 13,054,352.80 : x
  2. Step 2: Convert to fraction form
    19,251,401.92/26,556,996.66 = 13,054,352.80/x
  3. Step 3: Cross multiply
    19,251,401.92x = 26,556,996.66 × 13,054,352.80
  4. Step 4: Simplify right side
    19,251,401.92x = 346,684,403,708,061.69
  5. Step 5: Solve for x
    x = 346,684,403,708,061.69/19,251,401.92
  6. Step 6: Final answer
    x = 18,008,267.93

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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.