Home / 7,260,042.60-10,890,063.90-6,126,301.80

Finding the Fourth Proportional to 7,260,042.60, 10,890,063.90 and 6,126,301.80

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Solution

The fourth proportional to 7,260,042.60, 10,890,063.90 and 6,126,301.80 is: 9,189,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,042.60 : 10,890,063.90 = 6,126,301.80 : x
  2. Step 2: Convert to fraction form
    7,260,042.60/10,890,063.90 = 6,126,301.80/x
  3. Step 3: Cross multiply
    7,260,042.60x = 10,890,063.90 × 6,126,301.80
  4. Step 4: Simplify right side
    7,260,042.60x = 66,715,818,072,685.02
  5. Step 5: Solve for x
    x = 66,715,818,072,685.02/7,260,042.60
  6. Step 6: Final answer
    x = 9,189,452.70

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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.