Home / 19,488,034.70-29,232,052.05-18,442,940.30

Finding the Fourth Proportional to 19,488,034.70, 29,232,052.05 and 18,442,940.30

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Solution

The fourth proportional to 19,488,034.70, 29,232,052.05 and 18,442,940.30 is: 27,664,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,034.70 : 29,232,052.05 = 18,442,940.30 : x
  2. Step 2: Convert to fraction form
    19,488,034.70/29,232,052.05 = 18,442,940.30/x
  3. Step 3: Cross multiply
    19,488,034.70x = 29,232,052.05 × 18,442,940.30
  4. Step 4: Simplify right side
    19,488,034.70x = 539,124,990,804,642.62
  5. Step 5: Solve for x
    x = 539,124,990,804,642.62/19,488,034.70
  6. Step 6: Final answer
    x = 27,664,410.45

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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.