Home / 7,689,782.40-11,534,673.60-2,010,580.80

Finding the Fourth Proportional to 7,689,782.40, 11,534,673.60 and 2,010,580.80

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Solution

The fourth proportional to 7,689,782.40, 11,534,673.60 and 2,010,580.80 is: 3,015,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689,782.40 : 11,534,673.60 = 2,010,580.80 : x
  2. Step 2: Convert to fraction form
    7,689,782.40/11,534,673.60 = 2,010,580.80/x
  3. Step 3: Cross multiply
    7,689,782.40x = 11,534,673.60 × 2,010,580.80
  4. Step 4: Simplify right side
    7,689,782.40x = 23,191,393,274,426.88
  5. Step 5: Solve for x
    x = 23,191,393,274,426.88/7,689,782.40
  6. Step 6: Final answer
    x = 3,015,871.20

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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.