Home / 48,886,971.90-67,447,336.05-30,295,328.51

Finding the Fourth Proportional to 48,886,971.90, 67,447,336.05 and 30,295,328.51

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Solution

The fourth proportional to 48,886,971.90, 67,447,336.05 and 30,295,328.51 is: 41,797,213.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,886,971.90 : 67,447,336.05 = 30,295,328.51 : x
  2. Step 2: Convert to fraction form
    48,886,971.90/67,447,336.05 = 30,295,328.51/x
  3. Step 3: Cross multiply
    48,886,971.90x = 67,447,336.05 × 30,295,328.51
  4. Step 4: Simplify right side
    48,886,971.90x = 2,043,339,202,927,734
  5. Step 5: Solve for x
    x = 2,043,339,202,927,734/48,886,971.90
  6. Step 6: Final answer
    x = 41,797,213.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.