Home / 42,494,417.70-63,741,626.55-16,953,756.90

Finding the Fourth Proportional to 42,494,417.70, 63,741,626.55 and 16,953,756.90

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Solution

The fourth proportional to 42,494,417.70, 63,741,626.55 and 16,953,756.90 is: 25,430,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,494,417.70 : 63,741,626.55 = 16,953,756.90 : x
  2. Step 2: Convert to fraction form
    42,494,417.70/63,741,626.55 = 16,953,756.90/x
  3. Step 3: Cross multiply
    42,494,417.70x = 63,741,626.55 × 16,953,756.90
  4. Step 4: Simplify right side
    42,494,417.70x = 1,080,660,040,939,285.50
  5. Step 5: Solve for x
    x = 1,080,660,040,939,285.50/42,494,417.70
  6. Step 6: Final answer
    x = 25,430,635.35

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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.