Home / 16,877,911.92-23,291,589.78-9,142,954.26

Finding the Fourth Proportional to 16,877,911.92, 23,291,589.78 and 9,142,954.26

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Solution

The fourth proportional to 16,877,911.92, 23,291,589.78 and 9,142,954.26 is: 12,617,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877,911.92 : 23,291,589.78 = 9,142,954.26 : x
  2. Step 2: Convert to fraction form
    16,877,911.92/23,291,589.78 = 9,142,954.26/x
  3. Step 3: Cross multiply
    16,877,911.92x = 23,291,589.78 × 9,142,954.26
  4. Step 4: Simplify right side
    16,877,911.92x = 212,953,940,001,223.47
  5. Step 5: Solve for x
    x = 212,953,940,001,223.47/16,877,911.92
  6. Step 6: Final answer
    x = 12,617,315.52

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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.