Home / 7,897,409.60-11,860,111.20-6,104,652.80

Finding the Fourth Proportional to 7,897,409.60, 11,860,111.20 and 6,104,652.80

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Solution

The fourth proportional to 7,897,409.60, 11,860,111.20 and 6,104,652.80 is: 9,167,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,409.60 : 11,860,111.20 = 6,104,652.80 : x
  2. Step 2: Convert to fraction form
    7,897,409.60/11,860,111.20 = 6,104,652.80/x
  3. Step 3: Cross multiply
    7,897,409.60x = 11,860,111.20 × 6,104,652.80
  4. Step 4: Simplify right side
    7,897,409.60x = 72,401,861,045,391.36
  5. Step 5: Solve for x
    x = 72,401,861,045,391.36/7,897,409.60
  6. Step 6: Final answer
    x = 9,167,798.65

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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.