Home / 45,969,885.40-68,954,828.10-15,678,736.60

Finding the Fourth Proportional to 45,969,885.40, 68,954,828.10 and 15,678,736.60

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Solution

The fourth proportional to 45,969,885.40, 68,954,828.10 and 15,678,736.60 is: 23,518,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,885.40 : 68,954,828.10 = 15,678,736.60 : x
  2. Step 2: Convert to fraction form
    45,969,885.40/68,954,828.10 = 15,678,736.60/x
  3. Step 3: Cross multiply
    45,969,885.40x = 68,954,828.10 × 15,678,736.60
  4. Step 4: Simplify right side
    45,969,885.40x = 1,081,124,587,078,178.38
  5. Step 5: Solve for x
    x = 1,081,124,587,078,178.38/45,969,885.40
  6. Step 6: Final answer
    x = 23,518,104.90

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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.