Home / 10,780,274.60-16,170,411.90-5,111,570.60

Finding the Fourth Proportional to 10,780,274.60, 16,170,411.90 and 5,111,570.60

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Solution

The fourth proportional to 10,780,274.60, 16,170,411.90 and 5,111,570.60 is: 7,667,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,274.60 : 16,170,411.90 = 5,111,570.60 : x
  2. Step 2: Convert to fraction form
    10,780,274.60/16,170,411.90 = 5,111,570.60/x
  3. Step 3: Cross multiply
    10,780,274.60x = 16,170,411.90 × 5,111,570.60
  4. Step 4: Simplify right side
    10,780,274.60x = 82,656,202,057,930.14
  5. Step 5: Solve for x
    x = 82,656,202,057,930.14/10,780,274.60
  6. Step 6: Final answer
    x = 7,667,355.90

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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.