Home / 12,648,652.56-17,455,146.48-6,847,434.36

Finding the Fourth Proportional to 12,648,652.56, 17,455,146.48 and 6,847,434.36

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Solution

The fourth proportional to 12,648,652.56, 17,455,146.48 and 6,847,434.36 is: 9,449,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,652.56 : 17,455,146.48 = 6,847,434.36 : x
  2. Step 2: Convert to fraction form
    12,648,652.56/17,455,146.48 = 6,847,434.36/x
  3. Step 3: Cross multiply
    12,648,652.56x = 17,455,146.48 × 6,847,434.36
  4. Step 4: Simplify right side
    12,648,652.56x = 119,522,969,765,985.06
  5. Step 5: Solve for x
    x = 119,522,969,765,985.06/12,648,652.56
  6. Step 6: Final answer
    x = 9,449,462.64

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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.