Home / 18,455,506.92-25,469,328.02-10,615,006.64

Finding the Fourth Proportional to 18,455,506.92, 25,469,328.02 and 10,615,006.64

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Solution

The fourth proportional to 18,455,506.92, 25,469,328.02 and 10,615,006.64 is: 14,649,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,506.92 : 25,469,328.02 = 10,615,006.64 : x
  2. Step 2: Convert to fraction form
    18,455,506.92/25,469,328.02 = 10,615,006.64/x
  3. Step 3: Cross multiply
    18,455,506.92x = 25,469,328.02 × 10,615,006.64
  4. Step 4: Simplify right side
    18,455,506.92x = 270,357,086,048,638.06
  5. Step 5: Solve for x
    x = 270,357,086,048,638.06/18,455,506.92
  6. Step 6: Final answer
    x = 14,649,128.16

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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.