Home / 51,222,911.73-70,688,174.09-28,017,528.45

Finding the Fourth Proportional to 51,222,911.73, 70,688,174.09 and 28,017,528.45

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Solution

The fourth proportional to 51,222,911.73, 70,688,174.09 and 28,017,528.45 is: 38,664,493.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,911.73 : 70,688,174.09 = 28,017,528.45 : x
  2. Step 2: Convert to fraction form
    51,222,911.73/70,688,174.09 = 28,017,528.45/x
  3. Step 3: Cross multiply
    51,222,911.73x = 70,688,174.09 × 28,017,528.45
  4. Step 4: Simplify right side
    51,222,911.73x = 1,980,507,928,505,040
  5. Step 5: Solve for x
    x = 1,980,507,928,505,040/51,222,911.73
  6. Step 6: Final answer
    x = 38,664,493.32

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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.