Home / 28,984,529.70-43,476,766.47-7,419,096.72

Finding the Fourth Proportional to 28,984,529.70, 43,476,766.47 and 7,419,096.72

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Solution

The fourth proportional to 28,984,529.70, 43,476,766.47 and 7,419,096.72 is: 11,128,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984,529.70 : 43,476,766.47 = 7,419,096.72 : x
  2. Step 2: Convert to fraction form
    28,984,529.70/43,476,766.47 = 7,419,096.72/x
  3. Step 3: Cross multiply
    28,984,529.70x = 43,476,766.47 × 7,419,096.72
  4. Step 4: Simplify right side
    28,984,529.70x = 322,558,335,513,782.94
  5. Step 5: Solve for x
    x = 322,558,335,513,782.94/28,984,529.70
  6. Step 6: Final answer
    x = 11,128,637.89

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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.