Home / 51,314,766.21-76,971,498.69-12,453,538.11

Finding the Fourth Proportional to 51,314,766.21, 76,971,498.69 and 12,453,538.11

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Solution

The fourth proportional to 51,314,766.21, 76,971,498.69 and 12,453,538.11 is: 18,680,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,314,766.21 : 76,971,498.69 = 12,453,538.11 : x
  2. Step 2: Convert to fraction form
    51,314,766.21/76,971,498.69 = 12,453,538.11/x
  3. Step 3: Cross multiply
    51,314,766.21x = 76,971,498.69 × 12,453,538.11
  4. Step 4: Simplify right side
    51,314,766.21x = 958,567,492,319,730
  5. Step 5: Solve for x
    x = 958,567,492,319,730/51,314,766.21
  6. Step 6: Final answer
    x = 18,680,149.27

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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.