Home / 10,193,235.90-14,066,667.84-5,609,557.28

Finding the Fourth Proportional to 10,193,235.90, 14,066,667.84 and 5,609,557.28

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Solution

The fourth proportional to 10,193,235.90, 14,066,667.84 and 5,609,557.28 is: 7,741,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193,235.90 : 14,066,667.84 = 5,609,557.28 : x
  2. Step 2: Convert to fraction form
    10,193,235.90/14,066,667.84 = 5,609,557.28/x
  3. Step 3: Cross multiply
    10,193,235.90x = 14,066,667.84 × 5,609,557.28
  4. Step 4: Simplify right side
    10,193,235.90x = 78,907,778,916,880.55
  5. Step 5: Solve for x
    x = 78,907,778,916,880.55/10,193,235.90
  6. Step 6: Final answer
    x = 7,741,190.30

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1.5x scale

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.