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Finding the Fourth Proportional to 25,295,978.68, 37,938,289.10 and 11,636,005.84

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Solution

The fourth proportional to 25,295,978.68, 37,938,289.10 and 11,636,005.84 is: 17,451,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295,978.68 : 37,938,289.10 = 11,636,005.84 : x
  2. Step 2: Convert to fraction form
    25,295,978.68/37,938,289.10 = 11,636,005.84/x
  3. Step 3: Cross multiply
    25,295,978.68x = 37,938,289.10 × 11,636,005.84
  4. Step 4: Simplify right side
    25,295,978.68x = 441,450,153,527,208.38
  5. Step 5: Solve for x
    x = 441,450,153,527,208.38/25,295,978.68
  6. Step 6: Final answer
    x = 17,451,396.49

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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.