Home / 9,931,949.80-14,897,924.70-8,861,194.60

Finding the Fourth Proportional to 9,931,949.80, 14,897,924.70 and 8,861,194.60

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Solution

The fourth proportional to 9,931,949.80, 14,897,924.70 and 8,861,194.60 is: 13,291,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,949.80 : 14,897,924.70 = 8,861,194.60 : x
  2. Step 2: Convert to fraction form
    9,931,949.80/14,897,924.70 = 8,861,194.60/x
  3. Step 3: Cross multiply
    9,931,949.80x = 14,897,924.70 × 8,861,194.60
  4. Step 4: Simplify right side
    9,931,949.80x = 132,013,409,902,846.61
  5. Step 5: Solve for x
    x = 132,013,409,902,846.61/9,931,949.80
  6. Step 6: Final answer
    x = 13,291,791.90

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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.