Home / 30,784,393.80-46,147,722.30-11,628,023.40

Finding the Fourth Proportional to 30,784,393.80, 46,147,722.30 and 11,628,023.40

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Solution

The fourth proportional to 30,784,393.80, 46,147,722.30 and 11,628,023.40 is: 17,431,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,784,393.80 : 46,147,722.30 = 11,628,023.40 : x
  2. Step 2: Convert to fraction form
    30,784,393.80/46,147,722.30 = 11,628,023.40/x
  3. Step 3: Cross multiply
    30,784,393.80x = 46,147,722.30 × 11,628,023.40
  4. Step 4: Simplify right side
    30,784,393.80x = 536,606,794,761,101.81
  5. Step 5: Solve for x
    x = 536,606,794,761,101.81/30,784,393.80
  6. Step 6: Final answer
    x = 17,431,130.79

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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.