Home / 18,992,449.62-26,209,543.53-10,290,857.82

Finding the Fourth Proportional to 18,992,449.62, 26,209,543.53 and 10,290,857.82

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Solution

The fourth proportional to 18,992,449.62, 26,209,543.53 and 10,290,857.82 is: 14,201,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,449.62 : 26,209,543.53 = 10,290,857.82 : x
  2. Step 2: Convert to fraction form
    18,992,449.62/26,209,543.53 = 10,290,857.82/x
  3. Step 3: Cross multiply
    18,992,449.62x = 26,209,543.53 × 10,290,857.82
  4. Step 4: Simplify right side
    18,992,449.62x = 269,718,685,994,330.94
  5. Step 5: Solve for x
    x = 269,718,685,994,330.94/18,992,449.62
  6. Step 6: Final answer
    x = 14,201,363.77

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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.