Home / 13,918,046-20,880,072.17-4,201,852.89

Finding the Fourth Proportional to 13,918,046, 20,880,072.17 and 4,201,852.89

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Solution

The fourth proportional to 13,918,046, 20,880,072.17 and 4,201,852.89 is: 6,303,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,918,046 : 20,880,072.17 = 4,201,852.89 : x
  2. Step 2: Convert to fraction form
    13,918,046/20,880,072.17 = 4,201,852.89/x
  3. Step 3: Cross multiply
    13,918,046x = 20,880,072.17 × 4,201,852.89
  4. Step 4: Simplify right side
    13,918,046x = 87,734,991,569,913.80
  5. Step 5: Solve for x
    x = 87,734,991,569,913.80/13,918,046
  6. Step 6: Final answer
    x = 6,303,685.99

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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.