Home / 7,883,151.18-10,881,698.67-6,137,361.42

Finding the Fourth Proportional to 7,883,151.18, 10,881,698.67 and 6,137,361.42

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Solution

The fourth proportional to 7,883,151.18, 10,881,698.67 and 6,137,361.42 is: 8,471,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,151.18 : 10,881,698.67 = 6,137,361.42 : x
  2. Step 2: Convert to fraction form
    7,883,151.18/10,881,698.67 = 6,137,361.42/x
  3. Step 3: Cross multiply
    7,883,151.18x = 10,881,698.67 × 6,137,361.42
  4. Step 4: Simplify right side
    7,883,151.18x = 66,784,917,601,323.31
  5. Step 5: Solve for x
    x = 66,784,917,601,323.31/7,883,151.18
  6. Step 6: Final answer
    x = 8,471,855.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.