Home / 29,089,403.63-40,143,686.32-16,037,129.60

Finding the Fourth Proportional to 29,089,403.63, 40,143,686.32 and 16,037,129.60

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Solution

The fourth proportional to 29,089,403.63, 40,143,686.32 and 16,037,129.60 is: 22,131,409.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089,403.63 : 40,143,686.32 = 16,037,129.60 : x
  2. Step 2: Convert to fraction form
    29,089,403.63/40,143,686.32 = 16,037,129.60/x
  3. Step 3: Cross multiply
    29,089,403.63x = 40,143,686.32 × 16,037,129.60
  4. Step 4: Simplify right side
    29,089,403.63x = 643,789,499,934,868.62
  5. Step 5: Solve for x
    x = 643,789,499,934,868.62/29,089,403.63
  6. Step 6: Final answer
    x = 22,131,409.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.