Home / 37,440,081.40-56,160,122.10-21,259,780.60

Finding the Fourth Proportional to 37,440,081.40, 56,160,122.10 and 21,259,780.60

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Solution

The fourth proportional to 37,440,081.40, 56,160,122.10 and 21,259,780.60 is: 31,889,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,440,081.40 : 56,160,122.10 = 21,259,780.60 : x
  2. Step 2: Convert to fraction form
    37,440,081.40/56,160,122.10 = 21,259,780.60/x
  3. Step 3: Cross multiply
    37,440,081.40x = 56,160,122.10 × 21,259,780.60
  4. Step 4: Simplify right side
    37,440,081.40x = 1,193,951,874,315,211.50
  5. Step 5: Solve for x
    x = 1,193,951,874,315,211.50/37,440,081.40
  6. Step 6: Final answer
    x = 31,889,670.90

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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.