Home / 26,420,558.40-39,630,837.60-18,358,401.60

Finding the Fourth Proportional to 26,420,558.40, 39,630,837.60 and 18,358,401.60

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Solution

The fourth proportional to 26,420,558.40, 39,630,837.60 and 18,358,401.60 is: 27,537,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420,558.40 : 39,630,837.60 = 18,358,401.60 : x
  2. Step 2: Convert to fraction form
    26,420,558.40/39,630,837.60 = 18,358,401.60/x
  3. Step 3: Cross multiply
    26,420,558.40x = 39,630,837.60 × 18,358,401.60
  4. Step 4: Simplify right side
    26,420,558.40x = 727,558,832,405,180.25
  5. Step 5: Solve for x
    x = 727,558,832,405,180.25/26,420,558.40
  6. Step 6: Final answer
    x = 27,537,602.40

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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.