Home / 26,480,601.72-36,559,533.78-20,996,130.60

Finding the Fourth Proportional to 26,480,601.72, 36,559,533.78 and 20,996,130.60

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Solution

The fourth proportional to 26,480,601.72, 36,559,533.78 and 20,996,130.60 is: 28,987,586.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480,601.72 : 36,559,533.78 = 20,996,130.60 : x
  2. Step 2: Convert to fraction form
    26,480,601.72/36,559,533.78 = 20,996,130.60/x
  3. Step 3: Cross multiply
    26,480,601.72x = 36,559,533.78 × 20,996,130.60
  4. Step 4: Simplify right side
    26,480,601.72x = 767,608,745,919,991.75
  5. Step 5: Solve for x
    x = 767,608,745,919,991.75/26,480,601.72
  6. Step 6: Final answer
    x = 28,987,586.99

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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.