Home / 12,881,966.61-19,322,937.59-3,297,329.76

Finding the Fourth Proportional to 12,881,966.61, 19,322,937.59 and 3,297,329.76

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Solution

The fourth proportional to 12,881,966.61, 19,322,937.59 and 3,297,329.76 is: 4,945,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,881,966.61 : 19,322,937.59 = 3,297,329.76 : x
  2. Step 2: Convert to fraction form
    12,881,966.61/19,322,937.59 = 3,297,329.76/x
  3. Step 3: Cross multiply
    12,881,966.61x = 19,322,937.59 × 3,297,329.76
  4. Step 4: Simplify right side
    12,881,966.61x = 63,714,097,149,643.03
  5. Step 5: Solve for x
    x = 63,714,097,149,643.03/12,881,966.61
  6. Step 6: Final answer
    x = 4,945,991.48

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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.