Home / 18,588,718.70-25,651,307.28-10,328,498.54

Finding the Fourth Proportional to 18,588,718.70, 25,651,307.28 and 10,328,498.54

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Solution

The fourth proportional to 18,588,718.70, 25,651,307.28 and 10,328,498.54 is: 14,252,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,718.70 : 25,651,307.28 = 10,328,498.54 : x
  2. Step 2: Convert to fraction form
    18,588,718.70/25,651,307.28 = 10,328,498.54/x
  3. Step 3: Cross multiply
    18,588,718.70x = 25,651,307.28 × 10,328,498.54
  4. Step 4: Simplify right side
    18,588,718.70x = 264,939,489,922,161.78
  5. Step 5: Solve for x
    x = 264,939,489,922,161.78/18,588,718.70
  6. Step 6: Final answer
    x = 14,252,703.17

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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.