Home / 19,460,042.64-26,855,616.42-12,922,399.80

Finding the Fourth Proportional to 19,460,042.64, 26,855,616.42 and 12,922,399.80

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Solution

The fourth proportional to 19,460,042.64, 26,855,616.42 and 12,922,399.80 is: 17,833,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460,042.64 : 26,855,616.42 = 12,922,399.80 : x
  2. Step 2: Convert to fraction form
    19,460,042.64/26,855,616.42 = 12,922,399.80/x
  3. Step 3: Cross multiply
    19,460,042.64x = 26,855,616.42 × 12,922,399.80
  4. Step 4: Simplify right side
    19,460,042.64x = 347,039,012,254,684.75
  5. Step 5: Solve for x
    x = 347,039,012,254,684.75/19,460,042.64
  6. Step 6: Final answer
    x = 17,833,414.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.