Home / 7,380,569.40-11,065,605.30-2,829,859.80

Finding the Fourth Proportional to 7,380,569.40, 11,065,605.30 and 2,829,859.80

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Solution

The fourth proportional to 7,380,569.40, 11,065,605.30 and 2,829,859.80 is: 4,242,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,569.40 : 11,065,605.30 = 2,829,859.80 : x
  2. Step 2: Convert to fraction form
    7,380,569.40/11,065,605.30 = 2,829,859.80/x
  3. Step 3: Cross multiply
    7,380,569.40x = 11,065,605.30 × 2,829,859.80
  4. Step 4: Simplify right side
    7,380,569.40x = 31,314,111,601,136.94
  5. Step 5: Solve for x
    x = 31,314,111,601,136.94/7,380,569.40
  6. Step 6: Final answer
    x = 4,242,777.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.