Home / 16,915,894.51-23,343,957.48-9,180,936.94

Finding the Fourth Proportional to 16,915,894.51, 23,343,957.48 and 9,180,936.94

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Solution

The fourth proportional to 16,915,894.51, 23,343,957.48 and 9,180,936.94 is: 12,669,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,894.51 : 23,343,957.48 = 9,180,936.94 : x
  2. Step 2: Convert to fraction form
    16,915,894.51/23,343,957.48 = 9,180,936.94/x
  3. Step 3: Cross multiply
    16,915,894.51x = 23,343,957.48 × 9,180,936.94
  4. Step 4: Simplify right side
    16,915,894.51x = 214,319,401,553,921.31
  5. Step 5: Solve for x
    x = 214,319,401,553,921.31/16,915,894.51
  6. Step 6: Final answer
    x = 12,669,705.49

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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.