Home / 18,539,274.76-25,586,846.66-10,281,173.69

Finding the Fourth Proportional to 18,539,274.76, 25,586,846.66 and 10,281,173.69

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Solution

The fourth proportional to 18,539,274.76, 25,586,846.66 and 10,281,173.69 is: 14,189,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539,274.76 : 25,586,846.66 = 10,281,173.69 : x
  2. Step 2: Convert to fraction form
    18,539,274.76/25,586,846.66 = 10,281,173.69/x
  3. Step 3: Cross multiply
    18,539,274.76x = 25,586,846.66 × 10,281,173.69
  4. Step 4: Simplify right side
    18,539,274.76x = 263,062,814,780,526.47
  5. Step 5: Solve for x
    x = 263,062,814,780,526.47/18,539,274.76
  6. Step 6: Final answer
    x = 14,189,487.90

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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.