Home / 8,539,263.40-12,777,791.10-6,299,775.40

Finding the Fourth Proportional to 8,539,263.40, 12,777,791.10 and 6,299,775.40

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Solution

The fourth proportional to 8,539,263.40, 12,777,791.10 and 6,299,775.40 is: 9,426,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,263.40 : 12,777,791.10 = 6,299,775.40 : x
  2. Step 2: Convert to fraction form
    8,539,263.40/12,777,791.10 = 6,299,775.40/x
  3. Step 3: Cross multiply
    8,539,263.40x = 12,777,791.10 × 6,299,775.40
  4. Step 4: Simplify right side
    8,539,263.40x = 80,497,214,038,118.94
  5. Step 5: Solve for x
    x = 80,497,214,038,118.94/8,539,263.40
  6. Step 6: Final answer
    x = 9,426,716.37

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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.