Home / 18,466,258.08-25,484,755.48-10,206,142.54

Finding the Fourth Proportional to 18,466,258.08, 25,484,755.48 and 10,206,142.54

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Solution

The fourth proportional to 18,466,258.08, 25,484,755.48 and 10,206,142.54 is: 14,085,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,258.08 : 25,484,755.48 = 10,206,142.54 : x
  2. Step 2: Convert to fraction form
    18,466,258.08/25,484,755.48 = 10,206,142.54/x
  3. Step 3: Cross multiply
    18,466,258.08x = 25,484,755.48 × 10,206,142.54
  4. Step 4: Simplify right side
    18,466,258.08x = 260,101,047,025,926.09
  5. Step 5: Solve for x
    x = 260,101,047,025,926.09/18,466,258.08
  6. Step 6: Final answer
    x = 14,085,205.89

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1.5x scale

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.