Home / 12,293,861.60-18,440,792.40-6,625,157.60

Finding the Fourth Proportional to 12,293,861.60, 18,440,792.40 and 6,625,157.60

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Solution

The fourth proportional to 12,293,861.60, 18,440,792.40 and 6,625,157.60 is: 9,937,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,861.60 : 18,440,792.40 = 6,625,157.60 : x
  2. Step 2: Convert to fraction form
    12,293,861.60/18,440,792.40 = 6,625,157.60/x
  3. Step 3: Cross multiply
    12,293,861.60x = 18,440,792.40 × 6,625,157.60
  4. Step 4: Simplify right side
    12,293,861.60x = 122,173,155,918,882.22
  5. Step 5: Solve for x
    x = 122,173,155,918,882.22/12,293,861.60
  6. Step 6: Final answer
    x = 9,937,736.40

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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.