Home / 13,921,966.40-20,882,949.60-13,733,009.60

Finding the Fourth Proportional to 13,921,966.40, 20,882,949.60 and 13,733,009.60

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Solution

The fourth proportional to 13,921,966.40, 20,882,949.60 and 13,733,009.60 is: 20,599,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921,966.40 : 20,882,949.60 = 13,733,009.60 : x
  2. Step 2: Convert to fraction form
    13,921,966.40/20,882,949.60 = 13,733,009.60/x
  3. Step 3: Cross multiply
    13,921,966.40x = 20,882,949.60 × 13,733,009.60
  4. Step 4: Simplify right side
    13,921,966.40x = 286,785,747,333,116.19
  5. Step 5: Solve for x
    x = 286,785,747,333,116.19/13,921,966.40
  6. Step 6: Final answer
    x = 20,599,514.40

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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.