Home / 10,286,800.89-15,433,631.43-6,842,120.64

Finding the Fourth Proportional to 10,286,800.89, 15,433,631.43 and 6,842,120.64

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Solution

The fourth proportional to 10,286,800.89, 15,433,631.43 and 6,842,120.64 is: 10,265,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286,800.89 : 15,433,631.43 = 6,842,120.64 : x
  2. Step 2: Convert to fraction form
    10,286,800.89/15,433,631.43 = 6,842,120.64/x
  3. Step 3: Cross multiply
    10,286,800.89x = 15,433,631.43 × 6,842,120.64
  4. Step 4: Simplify right side
    10,286,800.89x = 105,598,768,157,355.70
  5. Step 5: Solve for x
    x = 105,598,768,157,355.70/10,286,800.89
  6. Step 6: Final answer
    x = 10,265,462.44

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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.