Home / 18,410,307.35-25,407,365.53-10,150,354.87

Finding the Fourth Proportional to 18,410,307.35, 25,407,365.53 and 10,150,354.87

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Solution

The fourth proportional to 18,410,307.35, 25,407,365.53 and 10,150,354.87 is: 14,008,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410,307.35 : 25,407,365.53 = 10,150,354.87 : x
  2. Step 2: Convert to fraction form
    18,410,307.35/25,407,365.53 = 10,150,354.87/x
  3. Step 3: Cross multiply
    18,410,307.35x = 25,407,365.53 × 10,150,354.87
  4. Step 4: Simplify right side
    18,410,307.35x = 257,893,776,514,359.69
  5. Step 5: Solve for x
    x = 257,893,776,514,359.69/18,410,307.35
  6. Step 6: Final answer
    x = 14,008,119.02

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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.