Home / 30,757,742.70-46,074,612.60-19,207,758.30

Finding the Fourth Proportional to 30,757,742.70, 46,074,612.60 and 19,207,758.30

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Solution

The fourth proportional to 30,757,742.70, 46,074,612.60 and 19,207,758.30 is: 28,772,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,742.70 : 46,074,612.60 = 19,207,758.30 : x
  2. Step 2: Convert to fraction form
    30,757,742.70/46,074,612.60 = 19,207,758.30/x
  3. Step 3: Cross multiply
    30,757,742.70x = 46,074,612.60 × 19,207,758.30
  4. Step 4: Simplify right side
    30,757,742.70x = 884,990,022,586,934.62
  5. Step 5: Solve for x
    x = 884,990,022,586,934.62/30,757,742.70
  6. Step 6: Final answer
    x = 28,772,918.46

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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.