Home / 14,211,932.81-21,315,760.97-3,975,465.74

Finding the Fourth Proportional to 14,211,932.81, 21,315,760.97 and 3,975,465.74

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Solution

The fourth proportional to 14,211,932.81, 21,315,760.97 and 3,975,465.74 is: 5,962,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,932.81 : 21,315,760.97 = 3,975,465.74 : x
  2. Step 2: Convert to fraction form
    14,211,932.81/21,315,760.97 = 3,975,465.74/x
  3. Step 3: Cross multiply
    14,211,932.81x = 21,315,760.97 × 3,975,465.74
  4. Step 4: Simplify right side
    14,211,932.81x = 84,740,077,331,808.03
  5. Step 5: Solve for x
    x = 84,740,077,331,808.03/14,211,932.81
  6. Step 6: Final answer
    x = 5,962,600.48

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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.