Home / 9,669,672.72-13,343,869.80-5,318,758.80

Finding the Fourth Proportional to 9,669,672.72, 13,343,869.80 and 5,318,758.80

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Solution

The fourth proportional to 9,669,672.72, 13,343,869.80 and 5,318,758.80 is: 7,339,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669,672.72 : 13,343,869.80 = 5,318,758.80 : x
  2. Step 2: Convert to fraction form
    9,669,672.72/13,343,869.80 = 5,318,758.80/x
  3. Step 3: Cross multiply
    9,669,672.72x = 13,343,869.80 × 5,318,758.80
  4. Step 4: Simplify right side
    9,669,672.72x = 70,972,824,924,804.23
  5. Step 5: Solve for x
    x = 70,972,824,924,804.23/9,669,672.72
  6. Step 6: Final answer
    x = 7,339,733.93

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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.