Home / 19,422,734.40-29,137,600.80-8,064,331.20

Finding the Fourth Proportional to 19,422,734.40, 29,137,600.80 and 8,064,331.20

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Solution

The fourth proportional to 19,422,734.40, 29,137,600.80 and 8,064,331.20 is: 12,097,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,734.40 : 29,137,600.80 = 8,064,331.20 : x
  2. Step 2: Convert to fraction form
    19,422,734.40/29,137,600.80 = 8,064,331.20/x
  3. Step 3: Cross multiply
    19,422,734.40x = 29,137,600.80 × 8,064,331.20
  4. Step 4: Simplify right side
    19,422,734.40x = 234,975,263,224,584.97
  5. Step 5: Solve for x
    x = 234,975,263,224,584.97/19,422,734.40
  6. Step 6: Final answer
    x = 12,097,949.67

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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.