Home / 7,952,021.40-11,928,032.10-5,432,597.40

Finding the Fourth Proportional to 7,952,021.40, 11,928,032.10 and 5,432,597.40

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Solution

The fourth proportional to 7,952,021.40, 11,928,032.10 and 5,432,597.40 is: 8,148,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952,021.40 : 11,928,032.10 = 5,432,597.40 : x
  2. Step 2: Convert to fraction form
    7,952,021.40/11,928,032.10 = 5,432,597.40/x
  3. Step 3: Cross multiply
    7,952,021.40x = 11,928,032.10 × 5,432,597.40
  4. Step 4: Simplify right side
    7,952,021.40x = 64,800,196,173,576.54
  5. Step 5: Solve for x
    x = 64,800,196,173,576.54/7,952,021.40
  6. Step 6: Final answer
    x = 8,148,896.10

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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.