Home / 13,645,807.76-20,475,103.46-6,725,514.58

Finding the Fourth Proportional to 13,645,807.76, 20,475,103.46 and 6,725,514.58

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Solution

The fourth proportional to 13,645,807.76, 20,475,103.46 and 6,725,514.58 is: 10,091,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,807.76 : 20,475,103.46 = 6,725,514.58 : x
  2. Step 2: Convert to fraction form
    13,645,807.76/20,475,103.46 = 6,725,514.58/x
  3. Step 3: Cross multiply
    13,645,807.76x = 20,475,103.46 × 6,725,514.58
  4. Step 4: Simplify right side
    13,645,807.76x = 137,705,606,762,423.09
  5. Step 5: Solve for x
    x = 137,705,606,762,423.09/13,645,807.76
  6. Step 6: Final answer
    x = 10,091,422.15

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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.