Home / 20,732,466.60-31,084,703.10-11,018,687.40

Finding the Fourth Proportional to 20,732,466.60, 31,084,703.10 and 11,018,687.40

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Solution

The fourth proportional to 20,732,466.60, 31,084,703.10 and 11,018,687.40 is: 16,520,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,466.60 : 31,084,703.10 = 11,018,687.40 : x
  2. Step 2: Convert to fraction form
    20,732,466.60/31,084,703.10 = 11,018,687.40/x
  3. Step 3: Cross multiply
    20,732,466.60x = 31,084,703.10 × 11,018,687.40
  4. Step 4: Simplify right side
    20,732,466.60x = 342,512,626,380,710.94
  5. Step 5: Solve for x
    x = 342,512,626,380,710.94/20,732,466.60
  6. Step 6: Final answer
    x = 16,520,592.22

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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.