Home / 7,999,948.80-12,003,743.16-3,739,497.84

Finding the Fourth Proportional to 7,999,948.80, 12,003,743.16 and 3,739,497.84

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Solution

The fourth proportional to 7,999,948.80, 12,003,743.16 and 3,739,497.84 is: 5,611,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,948.80 : 12,003,743.16 = 3,739,497.84 : x
  2. Step 2: Convert to fraction form
    7,999,948.80/12,003,743.16 = 3,739,497.84/x
  3. Step 3: Cross multiply
    7,999,948.80x = 12,003,743.16 × 3,739,497.84
  4. Step 4: Simplify right side
    7,999,948.80x = 44,887,971,618,734.77
  5. Step 5: Solve for x
    x = 44,887,971,618,734.77/7,999,948.80
  6. Step 6: Final answer
    x = 5,611,032.36

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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.