Home / 18,555,285.42-25,607,696.40-10,296,910.98

Finding the Fourth Proportional to 18,555,285.42, 25,607,696.40 and 10,296,910.98

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Solution

The fourth proportional to 18,555,285.42, 25,607,696.40 and 10,296,910.98 is: 14,210,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555,285.42 : 25,607,696.40 = 10,296,910.98 : x
  2. Step 2: Convert to fraction form
    18,555,285.42/25,607,696.40 = 10,296,910.98/x
  3. Step 3: Cross multiply
    18,555,285.42x = 25,607,696.40 × 10,296,910.98
  4. Step 4: Simplify right side
    18,555,285.42x = 263,680,170,233,666.47
  5. Step 5: Solve for x
    x = 263,680,170,233,666.47/18,555,285.42
  6. Step 6: Final answer
    x = 14,210,515.46

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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.