Home / 6,438,886.60-9,654,830.70-2,652,752.20

Finding the Fourth Proportional to 6,438,886.60, 9,654,830.70 and 2,652,752.20

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Solution

The fourth proportional to 6,438,886.60, 9,654,830.70 and 2,652,752.20 is: 3,977,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,886.60 : 9,654,830.70 = 2,652,752.20 : x
  2. Step 2: Convert to fraction form
    6,438,886.60/9,654,830.70 = 2,652,752.20/x
  3. Step 3: Cross multiply
    6,438,886.60x = 9,654,830.70 × 2,652,752.20
  4. Step 4: Simplify right side
    6,438,886.60x = 25,611,873,380,052.54
  5. Step 5: Solve for x
    x = 25,611,873,380,052.54/6,438,886.60
  6. Step 6: Final answer
    x = 3,977,686.67

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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.