Home / 26,161,845.40-39,227,021.70-13,407,261.40

Finding the Fourth Proportional to 26,161,845.40, 39,227,021.70 and 13,407,261.40

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Solution

The fourth proportional to 26,161,845.40, 39,227,021.70 and 13,407,261.40 is: 20,102,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,161,845.40 : 39,227,021.70 = 13,407,261.40 : x
  2. Step 2: Convert to fraction form
    26,161,845.40/39,227,021.70 = 13,407,261.40/x
  3. Step 3: Cross multiply
    26,161,845.40x = 39,227,021.70 × 13,407,261.40
  4. Step 4: Simplify right side
    26,161,845.40x = 525,926,933,875,372.44
  5. Step 5: Solve for x
    x = 525,926,933,875,372.44/26,161,845.40
  6. Step 6: Final answer
    x = 20,102,822.48

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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.