Home / 12,853,700.79-19,280,467.95-3,268,996.52

Finding the Fourth Proportional to 12,853,700.79, 19,280,467.95 and 3,268,996.52

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Solution

The fourth proportional to 12,853,700.79, 19,280,467.95 and 3,268,996.52 is: 4,903,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853,700.79 : 19,280,467.95 = 3,268,996.52 : x
  2. Step 2: Convert to fraction form
    12,853,700.79/19,280,467.95 = 3,268,996.52/x
  3. Step 3: Cross multiply
    12,853,700.79x = 19,280,467.95 × 3,268,996.52
  4. Step 4: Simplify right side
    12,853,700.79x = 63,027,782,632,521.53
  5. Step 5: Solve for x
    x = 63,027,782,632,521.53/12,853,700.79
  6. Step 6: Final answer
    x = 4,903,473.61

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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.