Home / 7,218,653.58-10,829,136.24-2,900,695.86

Finding the Fourth Proportional to 7,218,653.58, 10,829,136.24 and 2,900,695.86

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Solution

The fourth proportional to 7,218,653.58, 10,829,136.24 and 2,900,695.86 is: 4,351,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,653.58 : 10,829,136.24 = 2,900,695.86 : x
  2. Step 2: Convert to fraction form
    7,218,653.58/10,829,136.24 = 2,900,695.86/x
  3. Step 3: Cross multiply
    7,218,653.58x = 10,829,136.24 × 2,900,695.86
  4. Step 4: Simplify right side
    7,218,653.58x = 31,412,030,658,743.96
  5. Step 5: Solve for x
    x = 31,412,030,658,743.96/7,218,653.58
  6. Step 6: Final answer
    x = 4,351,508.26

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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.