Home / 7,776,200.60-11,664,300.90-6,693,781.40

Finding the Fourth Proportional to 7,776,200.60, 11,664,300.90 and 6,693,781.40

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Solution

The fourth proportional to 7,776,200.60, 11,664,300.90 and 6,693,781.40 is: 10,040,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,200.60 : 11,664,300.90 = 6,693,781.40 : x
  2. Step 2: Convert to fraction form
    7,776,200.60/11,664,300.90 = 6,693,781.40/x
  3. Step 3: Cross multiply
    7,776,200.60x = 11,664,300.90 × 6,693,781.40
  4. Step 4: Simplify right side
    7,776,200.60x = 78,078,280,408,423.27
  5. Step 5: Solve for x
    x = 78,078,280,408,423.27/7,776,200.60
  6. Step 6: Final answer
    x = 10,040,672.10

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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.