Home / 8,192,964-12,290,663.40-2,651,645.44

Finding the Fourth Proportional to 8,192,964, 12,290,663.40 and 2,651,645.44

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Solution

The fourth proportional to 8,192,964, 12,290,663.40 and 2,651,645.44 is: 3,977,862.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,964 : 12,290,663.40 = 2,651,645.44 : x
  2. Step 2: Convert to fraction form
    8,192,964/12,290,663.40 = 2,651,645.44/x
  3. Step 3: Cross multiply
    8,192,964x = 12,290,663.40 × 2,651,645.44
  4. Step 4: Simplify right side
    8,192,964x = 32,590,481,559,184.89
  5. Step 5: Solve for x
    x = 32,590,481,559,184.89/8,192,964
  6. Step 6: Final answer
    x = 3,977,862.17

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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.