Home / 11,347,189.60-17,020,784.40-10,000,872.40

Finding the Fourth Proportional to 11,347,189.60, 17,020,784.40 and 10,000,872.40

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Solution

The fourth proportional to 11,347,189.60, 17,020,784.40 and 10,000,872.40 is: 15,001,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,189.60 : 17,020,784.40 = 10,000,872.40 : x
  2. Step 2: Convert to fraction form
    11,347,189.60/17,020,784.40 = 10,000,872.40/x
  3. Step 3: Cross multiply
    11,347,189.60x = 17,020,784.40 × 10,000,872.40
  4. Step 4: Simplify right side
    11,347,189.60x = 170,222,692,932,310.56
  5. Step 5: Solve for x
    x = 170,222,692,932,310.56/11,347,189.60
  6. Step 6: Final answer
    x = 15,001,308.60

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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.