Home / 7,338,740.40-11,002,861.80-3,291,915.60

Finding the Fourth Proportional to 7,338,740.40, 11,002,861.80 and 3,291,915.60

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Solution

The fourth proportional to 7,338,740.40, 11,002,861.80 and 3,291,915.60 is: 4,935,518.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,740.40 : 11,002,861.80 = 3,291,915.60 : x
  2. Step 2: Convert to fraction form
    7,338,740.40/11,002,861.80 = 3,291,915.60/x
  3. Step 3: Cross multiply
    7,338,740.40x = 11,002,861.80 × 3,291,915.60
  4. Step 4: Simplify right side
    7,338,740.40x = 36,220,492,404,064.09
  5. Step 5: Solve for x
    x = 36,220,492,404,064.09/7,338,740.40
  6. Step 6: Final answer
    x = 4,935,518.96

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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.