Home / 49,573,423.28-68,390,100.90-30,956,241.80

Finding the Fourth Proportional to 49,573,423.28, 68,390,100.90 and 30,956,241.80

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Solution

The fourth proportional to 49,573,423.28, 68,390,100.90 and 30,956,241.80 is: 42,706,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,573,423.28 : 68,390,100.90 = 30,956,241.80 : x
  2. Step 2: Convert to fraction form
    49,573,423.28/68,390,100.90 = 30,956,241.80/x
  3. Step 3: Cross multiply
    49,573,423.28x = 68,390,100.90 × 30,956,241.80
  4. Step 4: Simplify right side
    49,573,423.28x = 2,117,100,500,186,797.75
  5. Step 5: Solve for x
    x = 2,117,100,500,186,797.75/49,573,423.28
  6. Step 6: Final answer
    x = 42,706,360.79

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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.