Home / 23,109,873.12-31,924,844.74-18,457,550.28

Finding the Fourth Proportional to 23,109,873.12, 31,924,844.74 and 18,457,550.28

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Solution

The fourth proportional to 23,109,873.12, 31,924,844.74 and 18,457,550.28 is: 25,497,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109,873.12 : 31,924,844.74 = 18,457,550.28 : x
  2. Step 2: Convert to fraction form
    23,109,873.12/31,924,844.74 = 18,457,550.28/x
  3. Step 3: Cross multiply
    23,109,873.12x = 31,924,844.74 × 18,457,550.28
  4. Step 4: Simplify right side
    23,109,873.12x = 589,254,426,969,743.50
  5. Step 5: Solve for x
    x = 589,254,426,969,743.50/23,109,873.12
  6. Step 6: Final answer
    x = 25,497,951.63

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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.