Home / 29,036,218.96-40,047,600.85-18,029,485.36

Finding the Fourth Proportional to 29,036,218.96, 40,047,600.85 and 18,029,485.36

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Solution

The fourth proportional to 29,036,218.96, 40,047,600.85 and 18,029,485.36 is: 24,866,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036,218.96 : 40,047,600.85 = 18,029,485.36 : x
  2. Step 2: Convert to fraction form
    29,036,218.96/40,047,600.85 = 18,029,485.36/x
  3. Step 3: Cross multiply
    29,036,218.96x = 40,047,600.85 × 18,029,485.36
  4. Step 4: Simplify right side
    29,036,218.96x = 722,037,633,228,198.50
  5. Step 5: Solve for x
    x = 722,037,633,228,198.50/29,036,218.96
  6. Step 6: Final answer
    x = 24,866,792.55

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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.