Home / 49,905,293.28-68,865,461.04-28,177,405.92

Finding the Fourth Proportional to 49,905,293.28, 68,865,461.04 and 28,177,405.92

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Solution

The fourth proportional to 49,905,293.28, 68,865,461.04 and 28,177,405.92 is: 38,882,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,905,293.28 : 68,865,461.04 = 28,177,405.92 : x
  2. Step 2: Convert to fraction form
    49,905,293.28/68,865,461.04 = 28,177,405.92/x
  3. Step 3: Cross multiply
    49,905,293.28x = 68,865,461.04 × 28,177,405.92
  4. Step 4: Simplify right side
    49,905,293.28x = 1,940,450,049,592,025.75
  5. Step 5: Solve for x
    x = 1,940,450,049,592,025.75/49,905,293.28
  6. Step 6: Final answer
    x = 38,882,649.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.