Home / 10,109,959.80-15,164,939.70-6,283,584.60

Finding the Fourth Proportional to 10,109,959.80, 15,164,939.70 and 6,283,584.60

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Solution

The fourth proportional to 10,109,959.80, 15,164,939.70 and 6,283,584.60 is: 9,425,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,959.80 : 15,164,939.70 = 6,283,584.60 : x
  2. Step 2: Convert to fraction form
    10,109,959.80/15,164,939.70 = 6,283,584.60/x
  3. Step 3: Cross multiply
    10,109,959.80x = 15,164,939.70 × 6,283,584.60
  4. Step 4: Simplify right side
    10,109,959.80x = 95,290,181,558,848.61
  5. Step 5: Solve for x
    x = 95,290,181,558,848.61/10,109,959.80
  6. Step 6: Final answer
    x = 9,425,376.90

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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.