Home / 13,435,221.96-20,147,725.69-4,335,955.54

Finding the Fourth Proportional to 13,435,221.96, 20,147,725.69 and 4,335,955.54

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Solution

The fourth proportional to 13,435,221.96, 20,147,725.69 and 4,335,955.54 is: 6,502,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,221.96 : 20,147,725.69 = 4,335,955.54 : x
  2. Step 2: Convert to fraction form
    13,435,221.96/20,147,725.69 = 4,335,955.54/x
  3. Step 3: Cross multiply
    13,435,221.96x = 20,147,725.69 × 4,335,955.54
  4. Step 4: Simplify right side
    13,435,221.96x = 87,359,642,762,746.61
  5. Step 5: Solve for x
    x = 87,359,642,762,746.61/13,435,221.96
  6. Step 6: Final answer
    x = 6,502,285.04

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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.