Home / 12,537,095.15-17,293,861.21-7,883,515.14

Finding the Fourth Proportional to 12,537,095.15, 17,293,861.21 and 7,883,515.14

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Solution

The fourth proportional to 12,537,095.15, 17,293,861.21 and 7,883,515.14 is: 10,874,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,095.15 : 17,293,861.21 = 7,883,515.14 : x
  2. Step 2: Convert to fraction form
    12,537,095.15/17,293,861.21 = 7,883,515.14/x
  3. Step 3: Cross multiply
    12,537,095.15x = 17,293,861.21 × 7,883,515.14
  4. Step 4: Simplify right side
    12,537,095.15x = 136,336,416,678,093.72
  5. Step 5: Solve for x
    x = 136,336,416,678,093.72/12,537,095.15
  6. Step 6: Final answer
    x = 10,874,641.62

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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.