Home / 28,002,820.60-42,004,230.90-26,408,497.60

Finding the Fourth Proportional to 28,002,820.60, 42,004,230.90 and 26,408,497.60

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Solution

The fourth proportional to 28,002,820.60, 42,004,230.90 and 26,408,497.60 is: 39,612,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,820.60 : 42,004,230.90 = 26,408,497.60 : x
  2. Step 2: Convert to fraction form
    28,002,820.60/42,004,230.90 = 26,408,497.60/x
  3. Step 3: Cross multiply
    28,002,820.60x = 42,004,230.90 × 26,408,497.60
  4. Step 4: Simplify right side
    28,002,820.60x = 1,109,268,630,912,495.88
  5. Step 5: Solve for x
    x = 1,109,268,630,912,495.88/28,002,820.60
  6. Step 6: Final answer
    x = 39,612,746.40

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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.