Home / 45,314,131.20-67,971,196.80-15,021,994.20

Finding the Fourth Proportional to 45,314,131.20, 67,971,196.80 and 15,021,994.20

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Solution

The fourth proportional to 45,314,131.20, 67,971,196.80 and 15,021,994.20 is: 22,532,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,314,131.20 : 67,971,196.80 = 15,021,994.20 : x
  2. Step 2: Convert to fraction form
    45,314,131.20/67,971,196.80 = 15,021,994.20/x
  3. Step 3: Cross multiply
    45,314,131.20x = 67,971,196.80 × 15,021,994.20
  4. Step 4: Simplify right side
    45,314,131.20x = 1,021,062,924,096,658.50
  5. Step 5: Solve for x
    x = 1,021,062,924,096,658.50/45,314,131.20
  6. Step 6: Final answer
    x = 22,532,991.30

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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.