Home / 18,685,052.08-25,785,336.04-10,424,622.84

Finding the Fourth Proportional to 18,685,052.08, 25,785,336.04 and 10,424,622.84

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Solution

The fourth proportional to 18,685,052.08, 25,785,336.04 and 10,424,622.84 is: 14,385,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685,052.08 : 25,785,336.04 = 10,424,622.84 : x
  2. Step 2: Convert to fraction form
    18,685,052.08/25,785,336.04 = 10,424,622.84/x
  3. Step 3: Cross multiply
    18,685,052.08x = 25,785,336.04 × 10,424,622.84
  4. Step 4: Simplify right side
    18,685,052.08x = 268,802,403,019,659.12
  5. Step 5: Solve for x
    x = 268,802,403,019,659.12/18,685,052.08
  6. Step 6: Final answer
    x = 14,385,959.53

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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.