Home / 34,878,605.40-52,193,905.20-30,379,071.60

Finding the Fourth Proportional to 34,878,605.40, 52,193,905.20 and 30,379,071.60

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Solution

The fourth proportional to 34,878,605.40, 52,193,905.20 and 30,379,071.60 is: 45,460,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878,605.40 : 52,193,905.20 = 30,379,071.60 : x
  2. Step 2: Convert to fraction form
    34,878,605.40/52,193,905.20 = 30,379,071.60/x
  3. Step 3: Cross multiply
    34,878,605.40x = 52,193,905.20 × 30,379,071.60
  4. Step 4: Simplify right side
    34,878,605.40x = 1,585,602,383,154,412.50
  5. Step 5: Solve for x
    x = 1,585,602,383,154,412.50/34,878,605.40
  6. Step 6: Final answer
    x = 45,460,601.56

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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.