Home / 30,289,813.62-45,448,908.59-14,928,729.42

Finding the Fourth Proportional to 30,289,813.62, 45,448,908.59 and 14,928,729.42

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Solution

The fourth proportional to 30,289,813.62, 45,448,908.59 and 14,928,729.42 is: 22,400,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289,813.62 : 45,448,908.59 = 14,928,729.42 : x
  2. Step 2: Convert to fraction form
    30,289,813.62/45,448,908.59 = 14,928,729.42/x
  3. Step 3: Cross multiply
    30,289,813.62x = 45,448,908.59 × 14,928,729.42
  4. Step 4: Simplify right side
    30,289,813.62x = 678,494,458,699,780.12
  5. Step 5: Solve for x
    x = 678,494,458,699,780.12/30,289,813.62
  6. Step 6: Final answer
    x = 22,400,086.95

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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.