Home / 7,477,494.56-10,318,644.12-4,214,986.40

Finding the Fourth Proportional to 7,477,494.56, 10,318,644.12 and 4,214,986.40

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Solution

The fourth proportional to 7,477,494.56, 10,318,644.12 and 4,214,986.40 is: 5,816,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,494.56 : 10,318,644.12 = 4,214,986.40 : x
  2. Step 2: Convert to fraction form
    7,477,494.56/10,318,644.12 = 4,214,986.40/x
  3. Step 3: Cross multiply
    7,477,494.56x = 10,318,644.12 × 4,214,986.40
  4. Step 4: Simplify right side
    7,477,494.56x = 43,492,944,632,239.97
  5. Step 5: Solve for x
    x = 43,492,944,632,239.97/7,477,494.56
  6. Step 6: Final answer
    x = 5,816,513.04

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.