Home / 13,788,053.60-20,682,080.40-9,164,516.90

Finding the Fourth Proportional to 13,788,053.60, 20,682,080.40 and 9,164,516.90

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Solution

The fourth proportional to 13,788,053.60, 20,682,080.40 and 9,164,516.90 is: 13,746,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,053.60 : 20,682,080.40 = 9,164,516.90 : x
  2. Step 2: Convert to fraction form
    13,788,053.60/20,682,080.40 = 9,164,516.90/x
  3. Step 3: Cross multiply
    13,788,053.60x = 20,682,080.40 × 9,164,516.90
  4. Step 4: Simplify right side
    13,788,053.60x = 189,541,275,352,958.75
  5. Step 5: Solve for x
    x = 189,541,275,352,958.75/13,788,053.60
  6. Step 6: Final answer
    x = 13,746,775.35

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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.