Home / 23,642,416.37-35,473,865.90-12,699,837.81

Finding the Fourth Proportional to 23,642,416.37, 35,473,865.90 and 12,699,837.81

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Solution

The fourth proportional to 23,642,416.37, 35,473,865.90 and 12,699,837.81 is: 19,055,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642,416.37 : 35,473,865.90 = 12,699,837.81 : x
  2. Step 2: Convert to fraction form
    23,642,416.37/35,473,865.90 = 12,699,837.81/x
  3. Step 3: Cross multiply
    23,642,416.37x = 35,473,865.90 × 12,699,837.81
  4. Step 4: Simplify right side
    23,642,416.37x = 450,512,343,360,190.56
  5. Step 5: Solve for x
    x = 450,512,343,360,190.56/23,642,416.37
  6. Step 6: Final answer
    x = 19,055,257.98

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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.