Home / 10,368,745.60-15,571,780.80-7,532,060.80

Finding the Fourth Proportional to 10,368,745.60, 15,571,780.80 and 7,532,060.80

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Solution

The fourth proportional to 10,368,745.60, 15,571,780.80 and 7,532,060.80 is: 11,311,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,745.60 : 15,571,780.80 = 7,532,060.80 : x
  2. Step 2: Convert to fraction form
    10,368,745.60/15,571,780.80 = 7,532,060.80/x
  3. Step 3: Cross multiply
    10,368,745.60x = 15,571,780.80 × 7,532,060.80
  4. Step 4: Simplify right side
    10,368,745.60x = 117,287,599,749,872.64
  5. Step 5: Solve for x
    x = 117,287,599,749,872.64/10,368,745.60
  6. Step 6: Final answer
    x = 11,311,647.93

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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.