Home / 13,145,194.20-19,719,864.90-4,170,653.40

Finding the Fourth Proportional to 13,145,194.20, 19,719,864.90 and 4,170,653.40

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Solution

The fourth proportional to 13,145,194.20, 19,719,864.90 and 4,170,653.40 is: 6,256,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,145,194.20 : 19,719,864.90 = 4,170,653.40 : x
  2. Step 2: Convert to fraction form
    13,145,194.20/19,719,864.90 = 4,170,653.40/x
  3. Step 3: Cross multiply
    13,145,194.20x = 19,719,864.90 × 4,170,653.40
  4. Step 4: Simplify right side
    13,145,194.20x = 82,244,721,592,725.66
  5. Step 5: Solve for x
    x = 82,244,721,592,725.66/13,145,194.20
  6. Step 6: Final answer
    x = 6,256,638.00

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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.