Home / 8,057,905.80-12,086,858.70-6,463,582.80

Finding the Fourth Proportional to 8,057,905.80, 12,086,858.70 and 6,463,582.80

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Solution

The fourth proportional to 8,057,905.80, 12,086,858.70 and 6,463,582.80 is: 9,695,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,905.80 : 12,086,858.70 = 6,463,582.80 : x
  2. Step 2: Convert to fraction form
    8,057,905.80/12,086,858.70 = 6,463,582.80/x
  3. Step 3: Cross multiply
    8,057,905.80x = 12,086,858.70 × 6,463,582.80
  4. Step 4: Simplify right side
    8,057,905.80x = 78,124,411,999,350.36
  5. Step 5: Solve for x
    x = 78,124,411,999,350.36/8,057,905.80
  6. Step 6: Final answer
    x = 9,695,374.20

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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.