Home / 18,461,678.96-25,477,053.94-10,201,511.16

Finding the Fourth Proportional to 18,461,678.96, 25,477,053.94 and 10,201,511.16

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Solution

The fourth proportional to 18,461,678.96, 25,477,053.94 and 10,201,511.16 is: 14,078,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461,678.96 : 25,477,053.94 = 10,201,511.16 : x
  2. Step 2: Convert to fraction form
    18,461,678.96/25,477,053.94 = 10,201,511.16/x
  3. Step 3: Cross multiply
    18,461,678.96x = 25,477,053.94 × 10,201,511.16
  4. Step 4: Simplify right side
    18,461,678.96x = 259,904,450,092,832
  5. Step 5: Solve for x
    x = 259,904,450,092,832/18,461,678.96
  6. Step 6: Final answer
    x = 14,078,050.57

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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.