Home / 14,167,164.60-21,297,986.10-12,088,639.80

Finding the Fourth Proportional to 14,167,164.60, 21,297,986.10 and 12,088,639.80

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Solution

The fourth proportional to 14,167,164.60, 21,297,986.10 and 12,088,639.80 is: 18,173,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167,164.60 : 21,297,986.10 = 12,088,639.80 : x
  2. Step 2: Convert to fraction form
    14,167,164.60/21,297,986.10 = 12,088,639.80/x
  3. Step 3: Cross multiply
    14,167,164.60x = 21,297,986.10 × 12,088,639.80
  4. Step 4: Simplify right side
    14,167,164.60x = 257,463,682,428,306.81
  5. Step 5: Solve for x
    x = 257,463,682,428,306.81/14,167,164.60
  6. Step 6: Final answer
    x = 18,173,268.24

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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.