Home / 38,051,755.45-52,511,566.58-20,648,100.67

Finding the Fourth Proportional to 38,051,755.45, 52,511,566.58 and 20,648,100.67

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Solution

The fourth proportional to 38,051,755.45, 52,511,566.58 and 20,648,100.67 is: 28,494,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,051,755.45 : 52,511,566.58 = 20,648,100.67 : x
  2. Step 2: Convert to fraction form
    38,051,755.45/52,511,566.58 = 20,648,100.67/x
  3. Step 3: Cross multiply
    38,051,755.45x = 52,511,566.58 × 20,648,100.67
  4. Step 4: Simplify right side
    38,051,755.45x = 1,084,264,112,845,581.50
  5. Step 5: Solve for x
    x = 1,084,264,112,845,581.50/38,051,755.45
  6. Step 6: Final answer
    x = 28,494,457.09

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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.