Home / 10,261,631.20-15,429,771.60-10,037,682.40

Finding the Fourth Proportional to 10,261,631.20, 15,429,771.60 and 10,037,682.40

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Solution

The fourth proportional to 10,261,631.20, 15,429,771.60 and 10,037,682.40 is: 15,093,033.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,631.20 : 15,429,771.60 = 10,037,682.40 : x
  2. Step 2: Convert to fraction form
    10,261,631.20/15,429,771.60 = 10,037,682.40/x
  3. Step 3: Cross multiply
    10,261,631.20x = 15,429,771.60 × 10,037,682.40
  4. Step 4: Simplify right side
    10,261,631.20x = 154,879,146,825,339.84
  5. Step 5: Solve for x
    x = 154,879,146,825,339.84/10,261,631.20
  6. Step 6: Final answer
    x = 15,093,033.83

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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.