Home / 13,200,324.76-19,769,781.66-12,837,088.36

Finding the Fourth Proportional to 13,200,324.76, 19,769,781.66 and 12,837,088.36

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Solution

The fourth proportional to 13,200,324.76, 19,769,781.66 and 12,837,088.36 is: 19,225,771.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,324.76 : 19,769,781.66 = 12,837,088.36 : x
  2. Step 2: Convert to fraction form
    13,200,324.76/19,769,781.66 = 12,837,088.36/x
  3. Step 3: Cross multiply
    13,200,324.76x = 19,769,781.66 × 12,837,088.36
  4. Step 4: Simplify right side
    13,200,324.76x = 253,786,434,027,327.47
  5. Step 5: Solve for x
    x = 253,786,434,027,327.47/13,200,324.76
  6. Step 6: Final answer
    x = 19,225,771.99

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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.