Home / 5,555,437.89-7,666,193.88-3,107,576.31

Finding the Fourth Proportional to 5,555,437.89, 7,666,193.88 and 3,107,576.31

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Solution

The fourth proportional to 5,555,437.89, 7,666,193.88 and 3,107,576.31 is: 4,288,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,437.89 : 7,666,193.88 = 3,107,576.31 : x
  2. Step 2: Convert to fraction form
    5,555,437.89/7,666,193.88 = 3,107,576.31/x
  3. Step 3: Cross multiply
    5,555,437.89x = 7,666,193.88 × 3,107,576.31
  4. Step 4: Simplify right side
    5,555,437.89x = 23,823,282,489,354.98
  5. Step 5: Solve for x
    x = 23,823,282,489,354.98/5,555,437.89
  6. Step 6: Final answer
    x = 4,288,281.67

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1.5x scale

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.