Home / 21,843,408.80-32,828,098.80-19,072,042.40

Finding the Fourth Proportional to 21,843,408.80, 32,828,098.80 and 19,072,042.40

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Solution

The fourth proportional to 21,843,408.80, 32,828,098.80 and 19,072,042.40 is: 28,663,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,408.80 : 32,828,098.80 = 19,072,042.40 : x
  2. Step 2: Convert to fraction form
    21,843,408.80/32,828,098.80 = 19,072,042.40/x
  3. Step 3: Cross multiply
    21,843,408.80x = 32,828,098.80 × 19,072,042.40
  4. Step 4: Simplify right side
    21,843,408.80x = 626,098,892,224,989.12
  5. Step 5: Solve for x
    x = 626,098,892,224,989.12/21,843,408.80
  6. Step 6: Final answer
    x = 28,663,057.95

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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.