Home / 48,931,706.21-73,395,896.99-12,540,453.89

Finding the Fourth Proportional to 48,931,706.21, 73,395,896.99 and 12,540,453.89

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Solution

The fourth proportional to 48,931,706.21, 73,395,896.99 and 12,540,453.89 is: 18,810,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,931,706.21 : 73,395,896.99 = 12,540,453.89 : x
  2. Step 2: Convert to fraction form
    48,931,706.21/73,395,896.99 = 12,540,453.89/x
  3. Step 3: Cross multiply
    48,931,706.21x = 73,395,896.99 × 12,540,453.89
  4. Step 4: Simplify right side
    48,931,706.21x = 920,417,861,488,603
  5. Step 5: Solve for x
    x = 920,417,861,488,603/48,931,706.21
  6. Step 6: Final answer
    x = 18,810,254.80

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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.