Home / 40,775,408.07-56,257,396.47-23,131,406.49

Finding the Fourth Proportional to 40,775,408.07, 56,257,396.47 and 23,131,406.49

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Solution

The fourth proportional to 40,775,408.07, 56,257,396.47 and 23,131,406.49 is: 31,914,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775,408.07 : 56,257,396.47 = 23,131,406.49 : x
  2. Step 2: Convert to fraction form
    40,775,408.07/56,257,396.47 = 23,131,406.49/x
  3. Step 3: Cross multiply
    40,775,408.07x = 56,257,396.47 × 23,131,406.49
  4. Step 4: Simplify right side
    40,775,408.07x = 1,301,312,705,816,661
  5. Step 5: Solve for x
    x = 1,301,312,705,816,661/40,775,408.07
  6. Step 6: Final answer
    x = 31,914,155.31

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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.