Home / 51,997,875.68-71,756,191.44-28,792,504.40

Finding the Fourth Proportional to 51,997,875.68, 71,756,191.44 and 28,792,504.40

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Solution

The fourth proportional to 51,997,875.68, 71,756,191.44 and 28,792,504.40 is: 39,733,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997,875.68 : 71,756,191.44 = 28,792,504.40 : x
  2. Step 2: Convert to fraction form
    51,997,875.68/71,756,191.44 = 28,792,504.40/x
  3. Step 3: Cross multiply
    51,997,875.68x = 71,756,191.44 × 28,792,504.40
  4. Step 4: Simplify right side
    51,997,875.68x = 2,066,040,457,763,442.25
  5. Step 5: Solve for x
    x = 2,066,040,457,763,442.25/51,997,875.68
  6. Step 6: Final answer
    x = 39,733,170.46

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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.