Home / 13,880,152.56-20,821,202.10-4,294,269.12

Finding the Fourth Proportional to 13,880,152.56, 20,821,202.10 and 4,294,269.12

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Solution

The fourth proportional to 13,880,152.56, 20,821,202.10 and 4,294,269.12 is: 6,441,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,152.56 : 20,821,202.10 = 4,294,269.12 : x
  2. Step 2: Convert to fraction form
    13,880,152.56/20,821,202.10 = 4,294,269.12/x
  3. Step 3: Cross multiply
    13,880,152.56x = 20,821,202.10 × 4,294,269.12
  4. Step 4: Simplify right side
    13,880,152.56x = 89,411,845,219,309.16
  5. Step 5: Solve for x
    x = 89,411,845,219,309.16/13,880,152.56
  6. Step 6: Final answer
    x = 6,441,704.79

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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.