Home / 10,530,205.40-15,795,308.10-6,877,040.60

Finding the Fourth Proportional to 10,530,205.40, 15,795,308.10 and 6,877,040.60

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Solution

The fourth proportional to 10,530,205.40, 15,795,308.10 and 6,877,040.60 is: 10,315,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,205.40 : 15,795,308.10 = 6,877,040.60 : x
  2. Step 2: Convert to fraction form
    10,530,205.40/15,795,308.10 = 6,877,040.60/x
  3. Step 3: Cross multiply
    10,530,205.40x = 15,795,308.10 × 6,877,040.60
  4. Step 4: Simplify right side
    10,530,205.40x = 108,624,975,093,208.84
  5. Step 5: Solve for x
    x = 108,624,975,093,208.84/10,530,205.40
  6. Step 6: Final answer
    x = 10,315,560.90

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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.