Home / 8,431,285.75-12,648,135.03-2,595,965.20

Finding the Fourth Proportional to 8,431,285.75, 12,648,135.03 and 2,595,965.20

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Solution

The fourth proportional to 8,431,285.75, 12,648,135.03 and 2,595,965.20 is: 3,894,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,285.75 : 12,648,135.03 = 2,595,965.20 : x
  2. Step 2: Convert to fraction form
    8,431,285.75/12,648,135.03 = 2,595,965.20/x
  3. Step 3: Cross multiply
    8,431,285.75x = 12,648,135.03 × 2,595,965.20
  4. Step 4: Simplify right side
    8,431,285.75x = 32,834,118,360,895.48
  5. Step 5: Solve for x
    x = 32,834,118,360,895.48/8,431,285.75
  6. Step 6: Final answer
    x = 3,894,319.25

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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.