Home / 12,696,515.46-17,528,454.27-8,358,213.11

Finding the Fourth Proportional to 12,696,515.46, 17,528,454.27 and 8,358,213.11

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Solution

The fourth proportional to 12,696,515.46, 17,528,454.27 and 8,358,213.11 is: 11,539,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696,515.46 : 17,528,454.27 = 8,358,213.11 : x
  2. Step 2: Convert to fraction form
    12,696,515.46/17,528,454.27 = 8,358,213.11/x
  3. Step 3: Cross multiply
    12,696,515.46x = 17,528,454.27 × 8,358,213.11
  4. Step 4: Simplify right side
    12,696,515.46x = 146,506,556,189,907.22
  5. Step 5: Solve for x
    x = 146,506,556,189,907.22/12,696,515.46
  6. Step 6: Final answer
    x = 11,539,115.33

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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.