Home / 11,810,728.18-17,709,681.39-5,326,216.39

Finding the Fourth Proportional to 11,810,728.18, 17,709,681.39 and 5,326,216.39

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Solution

The fourth proportional to 11,810,728.18, 17,709,681.39 and 5,326,216.39 is: 7,986,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,728.18 : 17,709,681.39 = 5,326,216.39 : x
  2. Step 2: Convert to fraction form
    11,810,728.18/17,709,681.39 = 5,326,216.39/x
  3. Step 3: Cross multiply
    11,810,728.18x = 17,709,681.39 × 5,326,216.39
  4. Step 4: Simplify right side
    11,810,728.18x = 94,325,595,281,095.98
  5. Step 5: Solve for x
    x = 94,325,595,281,095.98/11,810,728.18
  6. Step 6: Final answer
    x = 7,986,433.51

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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.