Home / 6,434,397.60-9,651,588.21-1,642,086.96

Finding the Fourth Proportional to 6,434,397.60, 9,651,588.21 and 1,642,086.96

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Solution

The fourth proportional to 6,434,397.60, 9,651,588.21 and 1,642,086.96 is: 2,463,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,397.60 : 9,651,588.21 = 1,642,086.96 : x
  2. Step 2: Convert to fraction form
    6,434,397.60/9,651,588.21 = 1,642,086.96/x
  3. Step 3: Cross multiply
    6,434,397.60x = 9,651,588.21 × 1,642,086.96
  4. Step 4: Simplify right side
    6,434,397.60x = 15,848,747,142,930.74
  5. Step 5: Solve for x
    x = 15,848,747,142,930.74/6,434,397.60
  6. Step 6: Final answer
    x = 2,463,128.35

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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.