Home / 36,219,801.40-54,392,687.70-19,213,689.40

Finding the Fourth Proportional to 36,219,801.40, 54,392,687.70 and 19,213,689.40

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Solution

The fourth proportional to 36,219,801.40, 54,392,687.70 and 19,213,689.40 is: 28,853,946.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,801.40 : 54,392,687.70 = 19,213,689.40 : x
  2. Step 2: Convert to fraction form
    36,219,801.40/54,392,687.70 = 19,213,689.40/x
  3. Step 3: Cross multiply
    36,219,801.40x = 54,392,687.70 × 19,213,689.40
  4. Step 4: Simplify right side
    36,219,801.40x = 1,045,084,207,099,000.38
  5. Step 5: Solve for x
    x = 1,045,084,207,099,000.38/36,219,801.40
  6. Step 6: Final answer
    x = 28,853,946.37

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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.