Home / 55,732,786.20-83,599,179.30-19,329,077.70

Finding the Fourth Proportional to 55,732,786.20, 83,599,179.30 and 19,329,077.70

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Solution

The fourth proportional to 55,732,786.20, 83,599,179.30 and 19,329,077.70 is: 28,993,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,732,786.20 : 83,599,179.30 = 19,329,077.70 : x
  2. Step 2: Convert to fraction form
    55,732,786.20/83,599,179.30 = 19,329,077.70/x
  3. Step 3: Cross multiply
    55,732,786.20x = 83,599,179.30 × 19,329,077.70
  4. Step 4: Simplify right side
    55,732,786.20x = 1,615,895,032,345,931.50
  5. Step 5: Solve for x
    x = 1,615,895,032,345,931.50/55,732,786.20
  6. Step 6: Final answer
    x = 28,993,616.55

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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.