Home / 9,732,076.20-13,429,688.10-5,380,821

Finding the Fourth Proportional to 9,732,076.20, 13,429,688.10 and 5,380,821

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Solution

The fourth proportional to 9,732,076.20, 13,429,688.10 and 5,380,821 is: 7,425,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,732,076.20 : 13,429,688.10 = 5,380,821 : x
  2. Step 2: Convert to fraction form
    9,732,076.20/13,429,688.10 = 5,380,821/x
  3. Step 3: Cross multiply
    9,732,076.20x = 13,429,688.10 × 5,380,821
  4. Step 4: Simplify right side
    9,732,076.20x = 72,262,747,751,930.09
  5. Step 5: Solve for x
    x = 72,262,747,751,930.09/9,732,076.20
  6. Step 6: Final answer
    x = 7,425,213.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.