Home / 8,192,966-12,290,666.40-2,651,647.44

Finding the Fourth Proportional to 8,192,966, 12,290,666.40 and 2,651,647.44

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Solution

The fourth proportional to 8,192,966, 12,290,666.40 and 2,651,647.44 is: 3,977,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,966 : 12,290,666.40 = 2,651,647.44 : x
  2. Step 2: Convert to fraction form
    8,192,966/12,290,666.40 = 2,651,647.44/x
  3. Step 3: Cross multiply
    8,192,966x = 12,290,666.40 × 2,651,647.44
  4. Step 4: Simplify right side
    8,192,966x = 32,590,514,095,454.02
  5. Step 5: Solve for x
    x = 32,590,514,095,454.02/8,192,966
  6. Step 6: Final answer
    x = 3,977,865.17

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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.