Home / 14,073,969.96-19,412,064-12,916,155.96

Finding the Fourth Proportional to 14,073,969.96, 19,412,064 and 12,916,155.96

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Solution

The fourth proportional to 14,073,969.96, 19,412,064 and 12,916,155.96 is: 17,815,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073,969.96 : 19,412,064 = 12,916,155.96 : x
  2. Step 2: Convert to fraction form
    14,073,969.96/19,412,064 = 12,916,155.96/x
  3. Step 3: Cross multiply
    14,073,969.96x = 19,412,064 × 12,916,155.96
  4. Step 4: Simplify right side
    14,073,969.96x = 250,729,246,129,501.47
  5. Step 5: Solve for x
    x = 250,729,246,129,501.47/14,073,969.96
  6. Step 6: Final answer
    x = 17,815,104.54

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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.