Home / 19,251,402.92-26,556,998.04-13,054,353.80

Finding the Fourth Proportional to 19,251,402.92, 26,556,998.04 and 13,054,353.80

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Solution

The fourth proportional to 19,251,402.92, 26,556,998.04 and 13,054,353.80 is: 18,008,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,402.92 : 26,556,998.04 = 13,054,353.80 : x
  2. Step 2: Convert to fraction form
    19,251,402.92/26,556,998.04 = 13,054,353.80/x
  3. Step 3: Cross multiply
    19,251,402.92x = 26,556,998.04 × 13,054,353.80
  4. Step 4: Simplify right side
    19,251,402.92x = 346,684,448,280,066.56
  5. Step 5: Solve for x
    x = 346,684,448,280,066.56/19,251,402.92
  6. Step 6: Final answer
    x = 18,008,269.30

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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.