Home / 30,674,345.40-45,994,022.10-11,505,727.80

Finding the Fourth Proportional to 30,674,345.40, 45,994,022.10 and 11,505,727.80

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Solution

The fourth proportional to 30,674,345.40, 45,994,022.10 and 11,505,727.80 is: 17,252,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674,345.40 : 45,994,022.10 = 11,505,727.80 : x
  2. Step 2: Convert to fraction form
    30,674,345.40/45,994,022.10 = 11,505,727.80/x
  3. Step 3: Cross multiply
    30,674,345.40x = 45,994,022.10 × 11,505,727.80
  4. Step 4: Simplify right side
    30,674,345.40x = 529,194,698,709,784.44
  5. Step 5: Solve for x
    x = 529,194,698,709,784.44/30,674,345.40
  6. Step 6: Final answer
    x = 17,252,029.08

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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.