Home / 7,971,185.90-11,958,676.10-2,579,836.32

Finding the Fourth Proportional to 7,971,185.90, 11,958,676.10 and 2,579,836.32

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Solution

The fourth proportional to 7,971,185.90, 11,958,676.10 and 2,579,836.32 is: 3,870,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,185.90 : 11,958,676.10 = 2,579,836.32 : x
  2. Step 2: Convert to fraction form
    7,971,185.90/11,958,676.10 = 2,579,836.32/x
  3. Step 3: Cross multiply
    7,971,185.90x = 11,958,676.10 × 2,579,836.32
  4. Step 4: Simplify right side
    7,971,185.90x = 30,851,426,928,996.77
  5. Step 5: Solve for x
    x = 30,851,426,928,996.77/7,971,185.90
  6. Step 6: Final answer
    x = 3,870,368.52

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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.