Home / 5,424,653.91-8,136,980.79-4,227,471.88

Finding the Fourth Proportional to 5,424,653.91, 8,136,980.79 and 4,227,471.88

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Solution

The fourth proportional to 5,424,653.91, 8,136,980.79 and 4,227,471.88 is: 6,341,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,653.91 : 8,136,980.79 = 4,227,471.88 : x
  2. Step 2: Convert to fraction form
    5,424,653.91/8,136,980.79 = 4,227,471.88/x
  3. Step 3: Cross multiply
    5,424,653.91x = 8,136,980.79 × 4,227,471.88
  4. Step 4: Simplify right side
    5,424,653.91x = 34,398,857,477,825.18
  5. Step 5: Solve for x
    x = 34,398,857,477,825.18/5,424,653.91
  6. Step 6: Final answer
    x = 6,341,207.76

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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.