Home / 19,981,208.80-29,971,813.20-14,942,360.80

Finding the Fourth Proportional to 19,981,208.80, 29,971,813.20 and 14,942,360.80

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Solution

The fourth proportional to 19,981,208.80, 29,971,813.20 and 14,942,360.80 is: 22,413,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,981,208.80 : 29,971,813.20 = 14,942,360.80 : x
  2. Step 2: Convert to fraction form
    19,981,208.80/29,971,813.20 = 14,942,360.80/x
  3. Step 3: Cross multiply
    19,981,208.80x = 29,971,813.20 × 14,942,360.80
  4. Step 4: Simplify right side
    19,981,208.80x = 447,849,646,664,602.56
  5. Step 5: Solve for x
    x = 447,849,646,664,602.56/19,981,208.80
  6. Step 6: Final answer
    x = 22,413,541.20

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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.