Home / 13,900,777.68-20,852,099.76-3,803,486.16

Finding the Fourth Proportional to 13,900,777.68, 20,852,099.76 and 3,803,486.16

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Solution

The fourth proportional to 13,900,777.68, 20,852,099.76 and 3,803,486.16 is: 5,705,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,777.68 : 20,852,099.76 = 3,803,486.16 : x
  2. Step 2: Convert to fraction form
    13,900,777.68/20,852,099.76 = 3,803,486.16/x
  3. Step 3: Cross multiply
    13,900,777.68x = 20,852,099.76 × 3,803,486.16
  4. Step 4: Simplify right side
    13,900,777.68x = 79,310,672,844,099.33
  5. Step 5: Solve for x
    x = 79,310,672,844,099.33/13,900,777.68
  6. Step 6: Final answer
    x = 5,705,484.59

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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.