Home / 11,153,291.20-16,746,525.60-8,631,793.60

Finding the Fourth Proportional to 11,153,291.20, 16,746,525.60 and 8,631,793.60

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Solution

The fourth proportional to 11,153,291.20, 16,746,525.60 and 8,631,793.60 is: 12,960,528.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,291.20 : 16,746,525.60 = 8,631,793.60 : x
  2. Step 2: Convert to fraction form
    11,153,291.20/16,746,525.60 = 8,631,793.60/x
  3. Step 3: Cross multiply
    11,153,291.20x = 16,746,525.60 × 8,631,793.60
  4. Step 4: Simplify right side
    11,153,291.20x = 144,552,552,496,316.16
  5. Step 5: Solve for x
    x = 144,552,552,496,316.16/11,153,291.20
  6. Step 6: Final answer
    x = 12,960,528.86

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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.