Home / 48,384,006.80-72,576,010.20-19,643,910.80

Finding the Fourth Proportional to 48,384,006.80, 72,576,010.20 and 19,643,910.80

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Solution

The fourth proportional to 48,384,006.80, 72,576,010.20 and 19,643,910.80 is: 29,465,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,006.80 : 72,576,010.20 = 19,643,910.80 : x
  2. Step 2: Convert to fraction form
    48,384,006.80/72,576,010.20 = 19,643,910.80/x
  3. Step 3: Cross multiply
    48,384,006.80x = 72,576,010.20 × 19,643,910.80
  4. Step 4: Simplify right side
    48,384,006.80x = 1,425,676,670,588,690.25
  5. Step 5: Solve for x
    x = 1,425,676,670,588,690.25/48,384,006.80
  6. Step 6: Final answer
    x = 29,465,866.20

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1.5x scale

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.