Home / 17,919,872.03-26,879,731.09-4,965,985.51

Finding the Fourth Proportional to 17,919,872.03, 26,879,731.09 and 4,965,985.51

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Solution

The fourth proportional to 17,919,872.03, 26,879,731.09 and 4,965,985.51 is: 7,448,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,872.03 : 26,879,731.09 = 4,965,985.51 : x
  2. Step 2: Convert to fraction form
    17,919,872.03/26,879,731.09 = 4,965,985.51/x
  3. Step 3: Cross multiply
    17,919,872.03x = 26,879,731.09 × 4,965,985.51
  4. Step 4: Simplify right side
    17,919,872.03x = 133,484,355,105,636.50
  5. Step 5: Solve for x
    x = 133,484,355,105,636.50/17,919,872.03
  6. Step 6: Final answer
    x = 7,448,956.94

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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.