Home / 9,175,783.60-12,662,907.05-5,046,128.73

Finding the Fourth Proportional to 9,175,783.60, 12,662,907.05 and 5,046,128.73

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Solution

The fourth proportional to 9,175,783.60, 12,662,907.05 and 5,046,128.73 is: 6,963,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,783.60 : 12,662,907.05 = 5,046,128.73 : x
  2. Step 2: Convert to fraction form
    9,175,783.60/12,662,907.05 = 5,046,128.73/x
  3. Step 3: Cross multiply
    9,175,783.60x = 12,662,907.05 × 5,046,128.73
  4. Step 4: Simplify right side
    9,175,783.60x = 63,898,659,082,939.88
  5. Step 5: Solve for x
    x = 63,898,659,082,939.88/9,175,783.60
  6. Step 6: Final answer
    x = 6,963,836.75

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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.