Home / 28,462,631.04-39,277,703.52-15,903,786.24

Finding the Fourth Proportional to 28,462,631.04, 39,277,703.52 and 15,903,786.24

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Solution

The fourth proportional to 28,462,631.04, 39,277,703.52 and 15,903,786.24 is: 21,946,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,462,631.04 : 39,277,703.52 = 15,903,786.24 : x
  2. Step 2: Convert to fraction form
    28,462,631.04/39,277,703.52 = 15,903,786.24/x
  3. Step 3: Cross multiply
    28,462,631.04x = 39,277,703.52 × 15,903,786.24
  4. Step 4: Simplify right side
    28,462,631.04x = 624,664,200,780,175.62
  5. Step 5: Solve for x
    x = 624,664,200,780,175.62/28,462,631.04
  6. Step 6: Final answer
    x = 21,946,818.62

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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.