Home / 40,783,653.84-61,157,532.51-21,609,991.56

Finding the Fourth Proportional to 40,783,653.84, 61,157,532.51 and 21,609,991.56

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Solution

The fourth proportional to 40,783,653.84, 61,157,532.51 and 21,609,991.56 is: 32,405,477.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783,653.84 : 61,157,532.51 = 21,609,991.56 : x
  2. Step 2: Convert to fraction form
    40,783,653.84/61,157,532.51 = 21,609,991.56/x
  3. Step 3: Cross multiply
    40,783,653.84x = 61,157,532.51 × 21,609,991.56
  4. Step 4: Simplify right side
    40,783,653.84x = 1,321,613,761,371,525.50
  5. Step 5: Solve for x
    x = 1,321,613,761,371,525.50/40,783,653.84
  6. Step 6: Final answer
    x = 32,405,477.12

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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.