Home / 7,022,430.50-9,690,954.10-3,803,166.50

Finding the Fourth Proportional to 7,022,430.50, 9,690,954.10 and 3,803,166.50

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Solution

The fourth proportional to 7,022,430.50, 9,690,954.10 and 3,803,166.50 is: 5,248,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,430.50 : 9,690,954.10 = 3,803,166.50 : x
  2. Step 2: Convert to fraction form
    7,022,430.50/9,690,954.10 = 3,803,166.50/x
  3. Step 3: Cross multiply
    7,022,430.50x = 9,690,954.10 × 3,803,166.50
  4. Step 4: Simplify right side
    7,022,430.50x = 36,856,311,986,157.65
  5. Step 5: Solve for x
    x = 36,856,311,986,157.65/7,022,430.50
  6. Step 6: Final answer
    x = 5,248,369.78

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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.