Home / 6,457,137.70-8,910,910.30-3,556,539.22

Finding the Fourth Proportional to 6,457,137.70, 8,910,910.30 and 3,556,539.22

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Solution

The fourth proportional to 6,457,137.70, 8,910,910.30 and 3,556,539.22 is: 4,908,057.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,137.70 : 8,910,910.30 = 3,556,539.22 : x
  2. Step 2: Convert to fraction form
    6,457,137.70/8,910,910.30 = 3,556,539.22/x
  3. Step 3: Cross multiply
    6,457,137.70x = 8,910,910.30 × 3,556,539.22
  4. Step 4: Simplify right side
    6,457,137.70x = 31,692,001,967,851.97
  5. Step 5: Solve for x
    x = 31,692,001,967,851.97/6,457,137.70
  6. Step 6: Final answer
    x = 4,908,057.32

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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.