Home / 55,360,933.52-83,043,707.76-18,994,338.41

Finding the Fourth Proportional to 55,360,933.52, 83,043,707.76 and 18,994,338.41

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Solution

The fourth proportional to 55,360,933.52, 83,043,707.76 and 18,994,338.41 is: 28,492,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360,933.52 : 83,043,707.76 = 18,994,338.41 : x
  2. Step 2: Convert to fraction form
    55,360,933.52/83,043,707.76 = 18,994,338.41/x
  3. Step 3: Cross multiply
    55,360,933.52x = 83,043,707.76 × 18,994,338.41
  4. Step 4: Simplify right side
    55,360,933.52x = 1,577,360,287,599,364.75
  5. Step 5: Solve for x
    x = 1,577,360,287,599,364.75/55,360,933.52
  6. Step 6: Final answer
    x = 28,492,299.31

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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.