Home / 13,049,855.78-19,574,980.50-4,530,462.90

Finding the Fourth Proportional to 13,049,855.78, 19,574,980.50 and 4,530,462.90

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Solution

The fourth proportional to 13,049,855.78, 19,574,980.50 and 4,530,462.90 is: 6,795,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049,855.78 : 19,574,980.50 = 4,530,462.90 : x
  2. Step 2: Convert to fraction form
    13,049,855.78/19,574,980.50 = 4,530,462.90/x
  3. Step 3: Cross multiply
    13,049,855.78x = 19,574,980.50 × 4,530,462.90
  4. Step 4: Simplify right side
    13,049,855.78x = 88,683,722,923,473.45
  5. Step 5: Solve for x
    x = 88,683,722,923,473.45/13,049,855.78
  6. Step 6: Final answer
    x = 6,795,762.68

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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.