Home / 13,771,765.80-20,634,029.10-6,567,787.80

Finding the Fourth Proportional to 13,771,765.80, 20,634,029.10 and 6,567,787.80

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Solution

The fourth proportional to 13,771,765.80, 20,634,029.10 and 6,567,787.80 is: 9,840,417.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,765.80 : 20,634,029.10 = 6,567,787.80 : x
  2. Step 2: Convert to fraction form
    13,771,765.80/20,634,029.10 = 6,567,787.80/x
  3. Step 3: Cross multiply
    13,771,765.80x = 20,634,029.10 × 6,567,787.80
  4. Step 4: Simplify right side
    13,771,765.80x = 135,519,924,587,824.98
  5. Step 5: Solve for x
    x = 135,519,924,587,824.98/13,771,765.80
  6. Step 6: Final answer
    x = 9,840,417.46

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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.