Home / 13,037,889.60-19,556,737.20-3,939,969.60

Finding the Fourth Proportional to 13,037,889.60, 19,556,737.20 and 3,939,969.60

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Solution

The fourth proportional to 13,037,889.60, 19,556,737.20 and 3,939,969.60 is: 5,909,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,889.60 : 19,556,737.20 = 3,939,969.60 : x
  2. Step 2: Convert to fraction form
    13,037,889.60/19,556,737.20 = 3,939,969.60/x
  3. Step 3: Cross multiply
    13,037,889.60x = 19,556,737.20 × 3,939,969.60
  4. Step 4: Simplify right side
    13,037,889.60x = 77,052,950,043,189.12
  5. Step 5: Solve for x
    x = 77,052,950,043,189.12/13,037,889.60
  6. Step 6: Final answer
    x = 5,909,925.03

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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.