Home / 7,205,440.41-9,942,525.72-4,304,215.42

Finding the Fourth Proportional to 7,205,440.41, 9,942,525.72 and 4,304,215.42

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Solution

The fourth proportional to 7,205,440.41, 9,942,525.72 and 4,304,215.42 is: 5,939,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205,440.41 : 9,942,525.72 = 4,304,215.42 : x
  2. Step 2: Convert to fraction form
    7,205,440.41/9,942,525.72 = 4,304,215.42/x
  3. Step 3: Cross multiply
    7,205,440.41x = 9,942,525.72 × 4,304,215.42
  4. Step 4: Simplify right side
    7,205,440.41x = 42,794,772,492,914.30
  5. Step 5: Solve for x
    x = 42,794,772,492,914.30/7,205,440.41
  6. Step 6: Final answer
    x = 5,939,230.64

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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.