Home / 70,561,924.20-105,688,571.46-50,029,405.92

Finding the Fourth Proportional to 70,561,924.20, 105,688,571.46 and 50,029,405.92

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Solution

The fourth proportional to 70,561,924.20, 105,688,571.46 and 50,029,405.92 is: 74,934,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,561,924.20 : 105,688,571.46 = 50,029,405.92 : x
  2. Step 2: Convert to fraction form
    70,561,924.20/105,688,571.46 = 50,029,405.92/x
  3. Step 3: Cross multiply
    70,561,924.20x = 105,688,571.46 × 50,029,405.92
  4. Step 4: Simplify right side
    70,561,924.20x = 5,287,536,442,677,267
  5. Step 5: Solve for x
    x = 5,287,536,442,677,267/70,561,924.20
  6. Step 6: Final answer
    x = 74,934,697.47

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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.