Home / 9,493,784.57-13,101,462.85-5,142,870.88

Finding the Fourth Proportional to 9,493,784.57, 13,101,462.85 and 5,142,870.88

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Solution

The fourth proportional to 9,493,784.57, 13,101,462.85 and 5,142,870.88 is: 7,097,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493,784.57 : 13,101,462.85 = 5,142,870.88 : x
  2. Step 2: Convert to fraction form
    9,493,784.57/13,101,462.85 = 5,142,870.88/x
  3. Step 3: Cross multiply
    9,493,784.57x = 13,101,462.85 × 5,142,870.88
  4. Step 4: Simplify right side
    9,493,784.57x = 67,379,131,731,055.98
  5. Step 5: Solve for x
    x = 67,379,131,731,055.98/9,493,784.57
  6. Step 6: Final answer
    x = 7,097,183.55

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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.