Home / 26,169,538.68-36,125,129.46-18,630,523.20

Finding the Fourth Proportional to 26,169,538.68, 36,125,129.46 and 18,630,523.20

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Solution

The fourth proportional to 26,169,538.68, 36,125,129.46 and 18,630,523.20 is: 25,718,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169,538.68 : 36,125,129.46 = 18,630,523.20 : x
  2. Step 2: Convert to fraction form
    26,169,538.68/36,125,129.46 = 18,630,523.20/x
  3. Step 3: Cross multiply
    26,169,538.68x = 36,125,129.46 × 18,630,523.20
  4. Step 4: Simplify right side
    26,169,538.68x = 673,030,062,507,533.50
  5. Step 5: Solve for x
    x = 673,030,062,507,533.50/26,169,538.68
  6. Step 6: Final answer
    x = 25,718,071.33

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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.