Home / 19,493,713.90-29,240,570.85-5,118,234.85

Finding the Fourth Proportional to 19,493,713.90, 29,240,570.85 and 5,118,234.85

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Solution

The fourth proportional to 19,493,713.90, 29,240,570.85 and 5,118,234.85 is: 7,677,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493,713.90 : 29,240,570.85 = 5,118,234.85 : x
  2. Step 2: Convert to fraction form
    19,493,713.90/29,240,570.85 = 5,118,234.85/x
  3. Step 3: Cross multiply
    19,493,713.90x = 29,240,570.85 × 5,118,234.85
  4. Step 4: Simplify right side
    19,493,713.90x = 149,660,108,758,364.12
  5. Step 5: Solve for x
    x = 149,660,108,758,364.12/19,493,713.90
  6. Step 6: Final answer
    x = 7,677,352.28

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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.