Home / 16,481,145.60-24,725,476.80-5,122,742.40

Finding the Fourth Proportional to 16,481,145.60, 24,725,476.80 and 5,122,742.40

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Solution

The fourth proportional to 16,481,145.60, 24,725,476.80 and 5,122,742.40 is: 7,685,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481,145.60 : 24,725,476.80 = 5,122,742.40 : x
  2. Step 2: Convert to fraction form
    16,481,145.60/24,725,476.80 = 5,122,742.40/x
  3. Step 3: Cross multiply
    16,481,145.60x = 24,725,476.80 × 5,122,742.40
  4. Step 4: Simplify right side
    16,481,145.60x = 126,662,248,363,576.33
  5. Step 5: Solve for x
    x = 126,662,248,363,576.33/16,481,145.60
  6. Step 6: Final answer
    x = 7,685,281.80

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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.