Home / 15,553,510.20-23,289,441.30-10,979,861.40

Finding the Fourth Proportional to 15,553,510.20, 23,289,441.30 and 10,979,861.40

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Solution

The fourth proportional to 15,553,510.20, 23,289,441.30 and 10,979,861.40 is: 16,440,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,510.20 : 23,289,441.30 = 10,979,861.40 : x
  2. Step 2: Convert to fraction form
    15,553,510.20/23,289,441.30 = 10,979,861.40/x
  3. Step 3: Cross multiply
    15,553,510.20x = 23,289,441.30 × 10,979,861.40
  4. Step 4: Simplify right side
    15,553,510.20x = 255,714,837,557,435.84
  5. Step 5: Solve for x
    x = 255,714,837,557,435.84/15,553,510.20
  6. Step 6: Final answer
    x = 16,440,972.76

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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.