Home / 30,504,042.34-45,756,026.79-7,784,942.02

Finding the Fourth Proportional to 30,504,042.34, 45,756,026.79 and 7,784,942.02

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Solution

The fourth proportional to 30,504,042.34, 45,756,026.79 and 7,784,942.02 is: 11,677,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504,042.34 : 45,756,026.79 = 7,784,942.02 : x
  2. Step 2: Convert to fraction form
    30,504,042.34/45,756,026.79 = 7,784,942.02/x
  3. Step 3: Cross multiply
    30,504,042.34x = 45,756,026.79 × 7,784,942.02
  4. Step 4: Simplify right side
    30,504,042.34x = 356,208,015,625,716.69
  5. Step 5: Solve for x
    x = 356,208,015,625,716.69/30,504,042.34
  6. Step 6: Final answer
    x = 11,677,403.66

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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.