Home / 23,109,633.05-31,924,512.20-18,457,309.96

Finding the Fourth Proportional to 23,109,633.05, 31,924,512.20 and 18,457,309.96

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Solution

The fourth proportional to 23,109,633.05, 31,924,512.20 and 18,457,309.96 is: 25,497,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109,633.05 : 31,924,512.20 = 18,457,309.96 : x
  2. Step 2: Convert to fraction form
    23,109,633.05/31,924,512.20 = 18,457,309.96/x
  3. Step 3: Cross multiply
    23,109,633.05x = 31,924,512.20 × 18,457,309.96
  4. Step 4: Simplify right side
    23,109,633.05x = 589,240,616,963,533.50
  5. Step 5: Solve for x
    x = 589,240,616,963,533.50/23,109,633.05
  6. Step 6: Final answer
    x = 25,497,618.93

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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.