Home / 30,026,400.36-45,039,604.65-7,307,297.61

Finding the Fourth Proportional to 30,026,400.36, 45,039,604.65 and 7,307,297.61

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Solution

The fourth proportional to 30,026,400.36, 45,039,604.65 and 7,307,297.61 is: 10,960,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026,400.36 : 45,039,604.65 = 7,307,297.61 : x
  2. Step 2: Convert to fraction form
    30,026,400.36/45,039,604.65 = 7,307,297.61/x
  3. Step 3: Cross multiply
    30,026,400.36x = 45,039,604.65 × 7,307,297.61
  4. Step 4: Simplify right side
    30,026,400.36x = 329,117,795,414,289.88
  5. Step 5: Solve for x
    x = 329,117,795,414,289.88/30,026,400.36
  6. Step 6: Final answer
    x = 10,960,947.42

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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.