Home / 19,316,911.39-26,651,524.67-11,579,130.43

Finding the Fourth Proportional to 19,316,911.39, 26,651,524.67 and 11,579,130.43

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Solution

The fourth proportional to 19,316,911.39, 26,651,524.67 and 11,579,130.43 is: 15,975,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316,911.39 : 26,651,524.67 = 11,579,130.43 : x
  2. Step 2: Convert to fraction form
    19,316,911.39/26,651,524.67 = 11,579,130.43/x
  3. Step 3: Cross multiply
    19,316,911.39x = 26,651,524.67 × 11,579,130.43
  4. Step 4: Simplify right side
    19,316,911.39x = 308,601,480,231,190
  5. Step 5: Solve for x
    x = 308,601,480,231,190/19,316,911.39
  6. Step 6: Final answer
    x = 15,975,715.48

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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.