Home / 31,856,830.20-47,803,907.70-11,664,113.40

Finding the Fourth Proportional to 31,856,830.20, 47,803,907.70 and 11,664,113.40

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Solution

The fourth proportional to 31,856,830.20, 47,803,907.70 and 11,664,113.40 is: 17,503,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,856,830.20 : 47,803,907.70 = 11,664,113.40 : x
  2. Step 2: Convert to fraction form
    31,856,830.20/47,803,907.70 = 11,664,113.40/x
  3. Step 3: Cross multiply
    31,856,830.20x = 47,803,907.70 × 11,664,113.40
  4. Step 4: Simplify right side
    31,856,830.20x = 557,590,200,375,933.25
  5. Step 5: Solve for x
    x = 557,590,200,375,933.25/31,856,830.20
  6. Step 6: Final answer
    x = 17,503,003.18

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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.