Home / 48,384,043.80-72,576,065.70-19,643,947.80

Finding the Fourth Proportional to 48,384,043.80, 72,576,065.70 and 19,643,947.80

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Solution

The fourth proportional to 48,384,043.80, 72,576,065.70 and 19,643,947.80 is: 29,465,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,043.80 : 72,576,065.70 = 19,643,947.80 : x
  2. Step 2: Convert to fraction form
    48,384,043.80/72,576,065.70 = 19,643,947.80/x
  3. Step 3: Cross multiply
    48,384,043.80x = 72,576,065.70 × 19,643,947.80
  4. Step 4: Simplify right side
    48,384,043.80x = 1,425,680,446,140,170.50
  5. Step 5: Solve for x
    x = 1,425,680,446,140,170.50/48,384,043.80
  6. Step 6: Final answer
    x = 29,465,921.70

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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.