Home / 12,868,898.43-19,303,331.37-3,284,276.97

Finding the Fourth Proportional to 12,868,898.43, 19,303,331.37 and 3,284,276.97

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Solution

The fourth proportional to 12,868,898.43, 19,303,331.37 and 3,284,276.97 is: 4,926,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,898.43 : 19,303,331.37 = 3,284,276.97 : x
  2. Step 2: Convert to fraction form
    12,868,898.43/19,303,331.37 = 3,284,276.97/x
  3. Step 3: Cross multiply
    12,868,898.43x = 19,303,331.37 × 3,284,276.97
  4. Step 4: Simplify right side
    12,868,898.43x = 63,397,486,662,769.55
  5. Step 5: Solve for x
    x = 63,397,486,662,769.55/12,868,898.43
  6. Step 6: Final answer
    x = 4,926,411.30

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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.