Home / 52,331,212.46-78,490,636.76-13,995,697.70

Finding the Fourth Proportional to 52,331,212.46, 78,490,636.76 and 13,995,697.70

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Solution

The fourth proportional to 52,331,212.46, 78,490,636.76 and 13,995,697.70 is: 20,991,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331,212.46 : 78,490,636.76 = 13,995,697.70 : x
  2. Step 2: Convert to fraction form
    52,331,212.46/78,490,636.76 = 13,995,697.70/x
  3. Step 3: Cross multiply
    52,331,212.46x = 78,490,636.76 × 13,995,697.70
  4. Step 4: Simplify right side
    52,331,212.46x = 1,098,531,224,373,467.50
  5. Step 5: Solve for x
    x = 1,098,531,224,373,467.50/52,331,212.46
  6. Step 6: Final answer
    x = 20,991,893.23

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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.