Home / 20,264,237.40-30,330,000.90-15,752,083.80

Finding the Fourth Proportional to 20,264,237.40, 30,330,000.90 and 15,752,083.80

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Solution

The fourth proportional to 20,264,237.40, 30,330,000.90 and 15,752,083.80 is: 23,576,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264,237.40 : 30,330,000.90 = 15,752,083.80 : x
  2. Step 2: Convert to fraction form
    20,264,237.40/30,330,000.90 = 15,752,083.80/x
  3. Step 3: Cross multiply
    20,264,237.40x = 30,330,000.90 × 15,752,083.80
  4. Step 4: Simplify right side
    20,264,237.40x = 477,760,715,830,875.44
  5. Step 5: Solve for x
    x = 477,760,715,830,875.44/20,264,237.40
  6. Step 6: Final answer
    x = 23,576,545.54

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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.