Home / 49,143,605.40-73,771,395.30-28,960,219.80

Finding the Fourth Proportional to 49,143,605.40, 73,771,395.30 and 28,960,219.80

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Solution

The fourth proportional to 49,143,605.40, 73,771,395.30 and 28,960,219.80 is: 43,473,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,605.40 : 73,771,395.30 = 28,960,219.80 : x
  2. Step 2: Convert to fraction form
    49,143,605.40/73,771,395.30 = 28,960,219.80/x
  3. Step 3: Cross multiply
    49,143,605.40x = 73,771,395.30 × 28,960,219.80
  4. Step 4: Simplify right side
    49,143,605.40x = 2,136,435,822,840,687
  5. Step 5: Solve for x
    x = 2,136,435,822,840,687/49,143,605.40
  6. Step 6: Final answer
    x = 43,473,322.84

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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.