Home / 20,036,323.94-30,015,344.03-13,803,326.01

Finding the Fourth Proportional to 20,036,323.94, 30,015,344.03 and 13,803,326.01

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Solution

The fourth proportional to 20,036,323.94, 30,015,344.03 and 13,803,326.01 is: 20,678,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036,323.94 : 30,015,344.03 = 13,803,326.01 : x
  2. Step 2: Convert to fraction form
    20,036,323.94/30,015,344.03 = 13,803,326.01/x
  3. Step 3: Cross multiply
    20,036,323.94x = 30,015,344.03 × 13,803,326.01
  4. Step 4: Simplify right side
    20,036,323.94x = 414,311,578,729,303.88
  5. Step 5: Solve for x
    x = 414,311,578,729,303.88/20,036,323.94
  6. Step 6: Final answer
    x = 20,678,023.58

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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.