Home / 75,136,470.44-112,703,101.11-20,549,056.14

Finding the Fourth Proportional to 75,136,470.44, 112,703,101.11 and 20,549,056.14

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Solution

The fourth proportional to 75,136,470.44, 112,703,101.11 and 20,549,056.14 is: 30,823,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,136,470.44 : 112,703,101.11 = 20,549,056.14 : x
  2. Step 2: Convert to fraction form
    75,136,470.44/112,703,101.11 = 20,549,056.14/x
  3. Step 3: Cross multiply
    75,136,470.44x = 112,703,101.11 × 20,549,056.14
  4. Step 4: Simplify right side
    75,136,470.44x = 2,315,942,351,861,486.50
  5. Step 5: Solve for x
    x = 2,315,942,351,861,486.50/75,136,470.44
  6. Step 6: Final answer
    x = 30,823,145.38

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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.