Home / 19,426,152.80-29,139,229.20-13,752,783.20

Finding the Fourth Proportional to 19,426,152.80, 29,139,229.20 and 13,752,783.20

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Solution

The fourth proportional to 19,426,152.80, 29,139,229.20 and 13,752,783.20 is: 20,629,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,152.80 : 29,139,229.20 = 13,752,783.20 : x
  2. Step 2: Convert to fraction form
    19,426,152.80/29,139,229.20 = 13,752,783.20/x
  3. Step 3: Cross multiply
    19,426,152.80x = 29,139,229.20 × 13,752,783.20
  4. Step 4: Simplify right side
    19,426,152.80x = 400,745,501,802,709.44
  5. Step 5: Solve for x
    x = 400,745,501,802,709.44/19,426,152.80
  6. Step 6: Final answer
    x = 20,629,174.80

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1.5x scale

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.