Home / 30,370,425.80-45,559,634.70-11,214,638.60

Finding the Fourth Proportional to 30,370,425.80, 45,559,634.70 and 11,214,638.60

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Solution

The fourth proportional to 30,370,425.80, 45,559,634.70 and 11,214,638.60 is: 16,823,433.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370,425.80 : 45,559,634.70 = 11,214,638.60 : x
  2. Step 2: Convert to fraction form
    30,370,425.80/45,559,634.70 = 11,214,638.60/x
  3. Step 3: Cross multiply
    30,370,425.80x = 45,559,634.70 × 11,214,638.60
  4. Step 4: Simplify right side
    30,370,425.80x = 510,934,837,908,519.44
  5. Step 5: Solve for x
    x = 510,934,837,908,519.44/30,370,425.80
  6. Step 6: Final answer
    x = 16,823,433.47

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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.