Home / 10,405,596.20-15,608,102.70-4,725,811.40

Finding the Fourth Proportional to 10,405,596.20, 15,608,102.70 and 4,725,811.40

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Solution

The fourth proportional to 10,405,596.20, 15,608,102.70 and 4,725,811.40 is: 7,088,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,596.20 : 15,608,102.70 = 4,725,811.40 : x
  2. Step 2: Convert to fraction form
    10,405,596.20/15,608,102.70 = 4,725,811.40/x
  3. Step 3: Cross multiply
    10,405,596.20x = 15,608,102.70 × 4,725,811.40
  4. Step 4: Simplify right side
    10,405,596.20x = 73,760,949,672,030.78
  5. Step 5: Solve for x
    x = 73,760,949,672,030.78/10,405,596.20
  6. Step 6: Final answer
    x = 7,088,584.67

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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.