Home / 30,696,675.49-42,360,302.05-16,945,344.37

Finding the Fourth Proportional to 30,696,675.49, 42,360,302.05 and 16,945,344.37

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Solution

The fourth proportional to 30,696,675.49, 42,360,302.05 and 16,945,344.37 is: 23,383,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696,675.49 : 42,360,302.05 = 16,945,344.37 : x
  2. Step 2: Convert to fraction form
    30,696,675.49/42,360,302.05 = 16,945,344.37/x
  3. Step 3: Cross multiply
    30,696,675.49x = 42,360,302.05 × 16,945,344.37
  4. Step 4: Simplify right side
    30,696,675.49x = 717,809,905,854,467
  5. Step 5: Solve for x
    x = 717,809,905,854,467/30,696,675.49
  6. Step 6: Final answer
    x = 23,383,962.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.