Home / 15,552,485.70-23,287,904.55-10,978,836.90

Finding the Fourth Proportional to 15,552,485.70, 23,287,904.55 and 10,978,836.90

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Solution

The fourth proportional to 15,552,485.70, 23,287,904.55 and 10,978,836.90 is: 16,439,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,485.70 : 23,287,904.55 = 10,978,836.90 : x
  2. Step 2: Convert to fraction form
    15,552,485.70/23,287,904.55 = 10,978,836.90/x
  3. Step 3: Cross multiply
    15,552,485.70x = 23,287,904.55 × 10,978,836.90
  4. Step 4: Simplify right side
    15,552,485.70x = 255,674,105,797,217.91
  5. Step 5: Solve for x
    x = 255,674,105,797,217.91/15,552,485.70
  6. Step 6: Final answer
    x = 16,439,436.80

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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.