Home / 13,746,936.40-20,615,155.80-4,159,128.40

Finding the Fourth Proportional to 13,746,936.40, 20,615,155.80 and 4,159,128.40

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Solution

The fourth proportional to 13,746,936.40, 20,615,155.80 and 4,159,128.40 is: 6,237,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746,936.40 : 20,615,155.80 = 4,159,128.40 : x
  2. Step 2: Convert to fraction form
    13,746,936.40/20,615,155.80 = 4,159,128.40/x
  3. Step 3: Cross multiply
    13,746,936.40x = 20,615,155.80 × 4,159,128.40
  4. Step 4: Simplify right side
    13,746,936.40x = 85,741,079,958,204.72
  5. Step 5: Solve for x
    x = 85,741,079,958,204.72/13,746,936.40
  6. Step 6: Final answer
    x = 6,237,104.58

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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.