Home / 6,147,353.90-9,213,157.65-4,720,336.40

Finding the Fourth Proportional to 6,147,353.90, 9,213,157.65 and 4,720,336.40

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Solution

The fourth proportional to 6,147,353.90, 9,213,157.65 and 4,720,336.40 is: 7,074,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,353.90 : 9,213,157.65 = 4,720,336.40 : x
  2. Step 2: Convert to fraction form
    6,147,353.90/9,213,157.65 = 4,720,336.40/x
  3. Step 3: Cross multiply
    6,147,353.90x = 9,213,157.65 × 4,720,336.40
  4. Step 4: Simplify right side
    6,147,353.90x = 43,489,203,414,233.47
  5. Step 5: Solve for x
    x = 43,489,203,414,233.47/6,147,353.90
  6. Step 6: Final answer
    x = 7,074,459.05

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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.