Home / 52,136,800.10-71,950,435.74-30,109,899.26

Finding the Fourth Proportional to 52,136,800.10, 71,950,435.74 and 30,109,899.26

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Solution

The fourth proportional to 52,136,800.10, 71,950,435.74 and 30,109,899.26 is: 41,552,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,136,800.10 : 71,950,435.74 = 30,109,899.26 : x
  2. Step 2: Convert to fraction form
    52,136,800.10/71,950,435.74 = 30,109,899.26/x
  3. Step 3: Cross multiply
    52,136,800.10x = 71,950,435.74 × 30,109,899.26
  4. Step 4: Simplify right side
    52,136,800.10x = 2,166,420,371,844,503.50
  5. Step 5: Solve for x
    x = 2,166,420,371,844,503.50/52,136,800.10
  6. Step 6: Final answer
    x = 41,552,614.81

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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.