Home / 28,082,906.40-42,124,359.60-23,296,000.80

Finding the Fourth Proportional to 28,082,906.40, 42,124,359.60 and 23,296,000.80

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Solution

The fourth proportional to 28,082,906.40, 42,124,359.60 and 23,296,000.80 is: 34,944,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,906.40 : 42,124,359.60 = 23,296,000.80 : x
  2. Step 2: Convert to fraction form
    28,082,906.40/42,124,359.60 = 23,296,000.80/x
  3. Step 3: Cross multiply
    28,082,906.40x = 42,124,359.60 × 23,296,000.80
  4. Step 4: Simplify right side
    28,082,906.40x = 981,329,114,941,087.75
  5. Step 5: Solve for x
    x = 981,329,114,941,087.75/28,082,906.40
  6. Step 6: Final answer
    x = 34,944,001.20

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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.