Home / 21,552,363.70-32,328,545.55-19,214,023.30

Finding the Fourth Proportional to 21,552,363.70, 32,328,545.55 and 19,214,023.30

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Solution

The fourth proportional to 21,552,363.70, 32,328,545.55 and 19,214,023.30 is: 28,821,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,363.70 : 32,328,545.55 = 19,214,023.30 : x
  2. Step 2: Convert to fraction form
    21,552,363.70/32,328,545.55 = 19,214,023.30/x
  3. Step 3: Cross multiply
    21,552,363.70x = 32,328,545.55 × 19,214,023.30
  4. Step 4: Simplify right side
    21,552,363.70x = 621,161,427,452,811.38
  5. Step 5: Solve for x
    x = 621,161,427,452,811.38/21,552,363.70
  6. Step 6: Final answer
    x = 28,821,034.95

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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.