Home / 19,008,094.40-28,491,146.40-10,494,540.80

Finding the Fourth Proportional to 19,008,094.40, 28,491,146.40 and 10,494,540.80

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Solution

The fourth proportional to 19,008,094.40, 28,491,146.40 and 10,494,540.80 is: 15,730,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,094.40 : 28,491,146.40 = 10,494,540.80 : x
  2. Step 2: Convert to fraction form
    19,008,094.40/28,491,146.40 = 10,494,540.80/x
  3. Step 3: Cross multiply
    19,008,094.40x = 28,491,146.40 × 10,494,540.80
  4. Step 4: Simplify right side
    19,008,094.40x = 299,001,498,333,573.12
  5. Step 5: Solve for x
    x = 299,001,498,333,573.12/19,008,094.40
  6. Step 6: Final answer
    x = 15,730,219.56

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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.