Home / 10,365,576.55-15,548,364.83-5,326,728.55

Finding the Fourth Proportional to 10,365,576.55, 15,548,364.83 and 5,326,728.55

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Solution

The fourth proportional to 10,365,576.55, 15,548,364.83 and 5,326,728.55 is: 7,990,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,576.55 : 15,548,364.83 = 5,326,728.55 : x
  2. Step 2: Convert to fraction form
    10,365,576.55/15,548,364.83 = 5,326,728.55/x
  3. Step 3: Cross multiply
    10,365,576.55x = 15,548,364.83 × 5,326,728.55
  4. Step 4: Simplify right side
    10,365,576.55x = 82,821,918,845,776.89
  5. Step 5: Solve for x
    x = 82,821,918,845,776.89/10,365,576.55
  6. Step 6: Final answer
    x = 7,990,092.83

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Double scale
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Similar ratio
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1.5x scale

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.