Home / 19,679,765.30-29,528,173.01-10,571,234.84

Finding the Fourth Proportional to 19,679,765.30, 29,528,173.01 and 10,571,234.84

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Solution

The fourth proportional to 19,679,765.30, 29,528,173.01 and 10,571,234.84 is: 15,861,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679,765.30 : 29,528,173.01 = 10,571,234.84 : x
  2. Step 2: Convert to fraction form
    19,679,765.30/29,528,173.01 = 10,571,234.84/x
  3. Step 3: Cross multiply
    19,679,765.30x = 29,528,173.01 × 10,571,234.84
  4. Step 4: Simplify right side
    19,679,765.30x = 312,149,251,163,646.94
  5. Step 5: Solve for x
    x = 312,149,251,163,646.94/19,679,765.30
  6. Step 6: Final answer
    x = 15,861,431.60

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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.