Home / 8,577,105.26-12,789,996.05-7,386,677.42

Finding the Fourth Proportional to 8,577,105.26, 12,789,996.05 and 7,386,677.42

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Solution

The fourth proportional to 8,577,105.26, 12,789,996.05 and 7,386,677.42 is: 11,014,855.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,105.26 : 12,789,996.05 = 7,386,677.42 : x
  2. Step 2: Convert to fraction form
    8,577,105.26/12,789,996.05 = 7,386,677.42/x
  3. Step 3: Cross multiply
    8,577,105.26x = 12,789,996.05 × 7,386,677.42
  4. Step 4: Simplify right side
    8,577,105.26x = 94,475,574,978,940.91
  5. Step 5: Solve for x
    x = 94,475,574,978,940.91/8,577,105.26
  6. Step 6: Final answer
    x = 11,014,855.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.