Home / 55,809,250.23-77,017,660.64-30,692,352.12

Finding the Fourth Proportional to 55,809,250.23, 77,017,660.64 and 30,692,352.12

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Solution

The fourth proportional to 55,809,250.23, 77,017,660.64 and 30,692,352.12 is: 42,355,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809,250.23 : 77,017,660.64 = 30,692,352.12 : x
  2. Step 2: Convert to fraction form
    55,809,250.23/77,017,660.64 = 30,692,352.12/x
  3. Step 3: Cross multiply
    55,809,250.23x = 77,017,660.64 × 30,692,352.12
  4. Step 4: Simplify right side
    55,809,250.23x = 2,363,853,159,821,544.50
  5. Step 5: Solve for x
    x = 2,363,853,159,821,544.50/55,809,250.23
  6. Step 6: Final answer
    x = 42,355,938.31

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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.