Home / 21,063,982.41-29,068,403.27-11,771,707.59

Finding the Fourth Proportional to 21,063,982.41, 29,068,403.27 and 11,771,707.59

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Solution

The fourth proportional to 21,063,982.41, 29,068,403.27 and 11,771,707.59 is: 16,245,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,982.41 : 29,068,403.27 = 11,771,707.59 : x
  2. Step 2: Convert to fraction form
    21,063,982.41/29,068,403.27 = 11,771,707.59/x
  3. Step 3: Cross multiply
    21,063,982.41x = 29,068,403.27 × 11,771,707.59
  4. Step 4: Simplify right side
    21,063,982.41x = 342,184,743,343,781.31
  5. Step 5: Solve for x
    x = 342,184,743,343,781.31/21,063,982.41
  6. Step 6: Final answer
    x = 16,245,016.57

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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.