Home / 10,571,141.20-15,856,711.80-10,496,491.60

Finding the Fourth Proportional to 10,571,141.20, 15,856,711.80 and 10,496,491.60

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Solution

The fourth proportional to 10,571,141.20, 15,856,711.80 and 10,496,491.60 is: 15,744,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,141.20 : 15,856,711.80 = 10,496,491.60 : x
  2. Step 2: Convert to fraction form
    10,571,141.20/15,856,711.80 = 10,496,491.60/x
  3. Step 3: Cross multiply
    10,571,141.20x = 15,856,711.80 × 10,496,491.60
  4. Step 4: Simplify right side
    10,571,141.20x = 166,439,842,212,320.88
  5. Step 5: Solve for x
    x = 166,439,842,212,320.88/10,571,141.20
  6. Step 6: Final answer
    x = 15,744,737.40

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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.