Home / 16,509,981.36-22,783,012.68-9,168,283.44

Finding the Fourth Proportional to 16,509,981.36, 22,783,012.68 and 9,168,283.44

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Solution

The fourth proportional to 16,509,981.36, 22,783,012.68 and 9,168,283.44 is: 12,651,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509,981.36 : 22,783,012.68 = 9,168,283.44 : x
  2. Step 2: Convert to fraction form
    16,509,981.36/22,783,012.68 = 9,168,283.44/x
  3. Step 3: Cross multiply
    16,509,981.36x = 22,783,012.68 × 9,168,283.44
  4. Step 4: Simplify right side
    16,509,981.36x = 208,881,117,867,354
  5. Step 5: Solve for x
    x = 208,881,117,867,354/16,509,981.36
  6. Step 6: Final answer
    x = 12,651,808.22

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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.