Home / 11,565,538.57-15,960,538.32-6,408,986.23

Finding the Fourth Proportional to 11,565,538.57, 15,960,538.32 and 6,408,986.23

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Solution

The fourth proportional to 11,565,538.57, 15,960,538.32 and 6,408,986.23 is: 8,844,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,538.57 : 15,960,538.32 = 6,408,986.23 : x
  2. Step 2: Convert to fraction form
    11,565,538.57/15,960,538.32 = 6,408,986.23/x
  3. Step 3: Cross multiply
    11,565,538.57x = 15,960,538.32 × 6,408,986.23
  4. Step 4: Simplify right side
    11,565,538.57x = 102,290,870,316,267.34
  5. Step 5: Solve for x
    x = 102,290,870,316,267.34/11,565,538.57
  6. Step 6: Final answer
    x = 8,844,453.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.