Home / 14,211,928.80-21,315,754.94-3,975,461.72

Finding the Fourth Proportional to 14,211,928.80, 21,315,754.94 and 3,975,461.72

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Solution

The fourth proportional to 14,211,928.80, 21,315,754.94 and 3,975,461.72 is: 5,962,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,928.80 : 21,315,754.94 = 3,975,461.72 : x
  2. Step 2: Convert to fraction form
    14,211,928.80/21,315,754.94 = 3,975,461.72/x
  3. Step 3: Cross multiply
    14,211,928.80x = 21,315,754.94 × 3,975,461.72
  4. Step 4: Simplify right side
    14,211,928.80x = 84,739,967,796,870.91
  5. Step 5: Solve for x
    x = 84,739,967,796,870.91/14,211,928.80
  6. Step 6: Final answer
    x = 5,962,594.45

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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.