Home / 11,240,147.20-16,860,220.80-6,120,598.90

Finding the Fourth Proportional to 11,240,147.20, 16,860,220.80 and 6,120,598.90

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Solution

The fourth proportional to 11,240,147.20, 16,860,220.80 and 6,120,598.90 is: 9,180,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,147.20 : 16,860,220.80 = 6,120,598.90 : x
  2. Step 2: Convert to fraction form
    11,240,147.20/16,860,220.80 = 6,120,598.90/x
  3. Step 3: Cross multiply
    11,240,147.20x = 16,860,220.80 × 6,120,598.90
  4. Step 4: Simplify right side
    11,240,147.20x = 103,194,648,882,237.12
  5. Step 5: Solve for x
    x = 103,194,648,882,237.12/11,240,147.20
  6. Step 6: Final answer
    x = 9,180,898.35

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1.5x scale

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.