Home / 40,775,403.20-56,257,389.74-23,131,401.62

Finding the Fourth Proportional to 40,775,403.20, 56,257,389.74 and 23,131,401.62

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Solution

The fourth proportional to 40,775,403.20, 56,257,389.74 and 23,131,401.62 is: 31,914,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775,403.20 : 56,257,389.74 = 23,131,401.62 : x
  2. Step 2: Convert to fraction form
    40,775,403.20/56,257,389.74 = 23,131,401.62/x
  3. Step 3: Cross multiply
    40,775,403.20x = 56,257,389.74 × 23,131,401.62
  4. Step 4: Simplify right side
    40,775,403.20x = 1,301,312,275,945,348.75
  5. Step 5: Solve for x
    x = 1,301,312,275,945,348.75/40,775,403.20
  6. Step 6: Final answer
    x = 31,914,148.58

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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.