Home / 12,554,992.50-18,832,663.72-3,579,544.50

Finding the Fourth Proportional to 12,554,992.50, 18,832,663.72 and 3,579,544.50

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Solution

The fourth proportional to 12,554,992.50, 18,832,663.72 and 3,579,544.50 is: 5,369,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,992.50 : 18,832,663.72 = 3,579,544.50 : x
  2. Step 2: Convert to fraction form
    12,554,992.50/18,832,663.72 = 3,579,544.50/x
  3. Step 3: Cross multiply
    12,554,992.50x = 18,832,663.72 × 3,579,544.50
  4. Step 4: Simplify right side
    12,554,992.50x = 67,412,357,839,275.54
  5. Step 5: Solve for x
    x = 67,412,357,839,275.54/12,554,992.50
  6. Step 6: Final answer
    x = 5,369,366.64

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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.