Home / 11,810,729.68-17,709,683.63-5,326,217.90

Finding the Fourth Proportional to 11,810,729.68, 17,709,683.63 and 5,326,217.90

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Solution

The fourth proportional to 11,810,729.68, 17,709,683.63 and 5,326,217.90 is: 7,986,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,729.68 : 17,709,683.63 = 5,326,217.90 : x
  2. Step 2: Convert to fraction form
    11,810,729.68/17,709,683.63 = 5,326,217.90/x
  3. Step 3: Cross multiply
    11,810,729.68x = 17,709,683.63 × 5,326,217.90
  4. Step 4: Simplify right side
    11,810,729.68x = 94,325,633,953,442.98
  5. Step 5: Solve for x
    x = 94,325,633,953,442.98/11,810,729.68
  6. Step 6: Final answer
    x = 7,986,435.77

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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.