Home / 30,849,231.42-46,263,115.38-12,399,699.14

Finding the Fourth Proportional to 30,849,231.42, 46,263,115.38 and 12,399,699.14

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Solution

The fourth proportional to 30,849,231.42, 46,263,115.38 and 12,399,699.14 is: 18,595,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849,231.42 : 46,263,115.38 = 12,399,699.14 : x
  2. Step 2: Convert to fraction form
    30,849,231.42/46,263,115.38 = 12,399,699.14/x
  3. Step 3: Cross multiply
    30,849,231.42x = 46,263,115.38 × 12,399,699.14
  4. Step 4: Simplify right side
    30,849,231.42x = 573,648,711,991,106.88
  5. Step 5: Solve for x
    x = 573,648,711,991,106.88/30,849,231.42
  6. Step 6: Final answer
    x = 18,595,235.14

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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.