Home / 5,314,220.40-7,971,330.60-5,020,287.60

Finding the Fourth Proportional to 5,314,220.40, 7,971,330.60 and 5,020,287.60

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Solution

The fourth proportional to 5,314,220.40, 7,971,330.60 and 5,020,287.60 is: 7,530,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,220.40 : 7,971,330.60 = 5,020,287.60 : x
  2. Step 2: Convert to fraction form
    5,314,220.40/7,971,330.60 = 5,020,287.60/x
  3. Step 3: Cross multiply
    5,314,220.40x = 7,971,330.60 × 5,020,287.60
  4. Step 4: Simplify right side
    5,314,220.40x = 40,018,372,166,680.55
  5. Step 5: Solve for x
    x = 40,018,372,166,680.55/5,314,220.40
  6. Step 6: Final answer
    x = 7,530,431.40

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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.