Home / 25,971,929.28-38,957,498.64-8,932,749.84

Finding the Fourth Proportional to 25,971,929.28, 38,957,498.64 and 8,932,749.84

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Solution

The fourth proportional to 25,971,929.28, 38,957,498.64 and 8,932,749.84 is: 13,398,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,971,929.28 : 38,957,498.64 = 8,932,749.84 : x
  2. Step 2: Convert to fraction form
    25,971,929.28/38,957,498.64 = 8,932,749.84/x
  3. Step 3: Cross multiply
    25,971,929.28x = 38,957,498.64 × 8,932,749.84
  4. Step 4: Simplify right side
    25,971,929.28x = 347,997,589,743,260.19
  5. Step 5: Solve for x
    x = 347,997,589,743,260.19/25,971,929.28
  6. Step 6: Final answer
    x = 13,398,988.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.