Home / 13,663,697.42-20,494,806.93-6,931,936.46

Finding the Fourth Proportional to 13,663,697.42, 20,494,806.93 and 6,931,936.46

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Solution

The fourth proportional to 13,663,697.42, 20,494,806.93 and 6,931,936.46 is: 10,397,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,697.42 : 20,494,806.93 = 6,931,936.46 : x
  2. Step 2: Convert to fraction form
    13,663,697.42/20,494,806.93 = 6,931,936.46/x
  3. Step 3: Cross multiply
    13,663,697.42x = 20,494,806.93 × 6,931,936.46
  4. Step 4: Simplify right side
    13,663,697.42x = 142,068,699,398,727.66
  5. Step 5: Solve for x
    x = 142,068,699,398,727.66/13,663,697.42
  6. Step 6: Final answer
    x = 10,397,529.68

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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.