Home / 21,781,050.80-32,682,073.80-15,377,514.80

Finding the Fourth Proportional to 21,781,050.80, 32,682,073.80 and 15,377,514.80

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Solution

The fourth proportional to 21,781,050.80, 32,682,073.80 and 15,377,514.80 is: 23,073,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781,050.80 : 32,682,073.80 = 15,377,514.80 : x
  2. Step 2: Convert to fraction form
    21,781,050.80/32,682,073.80 = 15,377,514.80/x
  3. Step 3: Cross multiply
    21,781,050.80x = 32,682,073.80 × 15,377,514.80
  4. Step 4: Simplify right side
    21,781,050.80x = 502,569,073,554,192.25
  5. Step 5: Solve for x
    x = 502,569,073,554,192.25/21,781,050.80
  6. Step 6: Final answer
    x = 23,073,683.55

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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.