Home / 26,408,706.48-36,401,905.38-20,817,836.37

Finding the Fourth Proportional to 26,408,706.48, 36,401,905.38 and 20,817,836.37

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Solution

The fourth proportional to 26,408,706.48, 36,401,905.38 and 20,817,836.37 is: 28,695,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,706.48 : 36,401,905.38 = 20,817,836.37 : x
  2. Step 2: Convert to fraction form
    26,408,706.48/36,401,905.38 = 20,817,836.37/x
  3. Step 3: Cross multiply
    26,408,706.48x = 36,401,905.38 × 20,817,836.37
  4. Step 4: Simplify right side
    26,408,706.48x = 757,808,909,757,062.75
  5. Step 5: Solve for x
    x = 757,808,909,757,062.75/26,408,706.48
  6. Step 6: Final answer
    x = 28,695,419.46

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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.