Home / 9,509,900.38-13,123,662.53-5,435,606.86

Finding the Fourth Proportional to 9,509,900.38, 13,123,662.53 and 5,435,606.86

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Solution

The fourth proportional to 9,509,900.38, 13,123,662.53 and 5,435,606.86 is: 7,501,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,900.38 : 13,123,662.53 = 5,435,606.86 : x
  2. Step 2: Convert to fraction form
    9,509,900.38/13,123,662.53 = 5,435,606.86/x
  3. Step 3: Cross multiply
    9,509,900.38x = 13,123,662.53 × 5,435,606.86
  4. Step 4: Simplify right side
    9,509,900.38x = 71,335,070,076,392.95
  5. Step 5: Solve for x
    x = 71,335,070,076,392.95/9,509,900.38
  6. Step 6: Final answer
    x = 7,501,137.47

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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.