Home / 30,918,922.70-42,684,678.62-23,839,052.93

Finding the Fourth Proportional to 30,918,922.70, 42,684,678.62 and 23,839,052.93

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Solution

The fourth proportional to 30,918,922.70, 42,684,678.62 and 23,839,052.93 is: 32,910,665.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918,922.70 : 42,684,678.62 = 23,839,052.93 : x
  2. Step 2: Convert to fraction form
    30,918,922.70/42,684,678.62 = 23,839,052.93/x
  3. Step 3: Cross multiply
    30,918,922.70x = 42,684,678.62 × 23,839,052.93
  4. Step 4: Simplify right side
    30,918,922.70x = 1,017,562,312,589,600.75
  5. Step 5: Solve for x
    x = 1,017,562,312,589,600.75/30,918,922.70
  6. Step 6: Final answer
    x = 32,910,665.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.