Home / 21,056,950.40-31,609,045.20-16,285,791.20

Finding the Fourth Proportional to 21,056,950.40, 31,609,045.20 and 16,285,791.20

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Solution

The fourth proportional to 21,056,950.40, 31,609,045.20 and 16,285,791.20 is: 24,446,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056,950.40 : 31,609,045.20 = 16,285,791.20 : x
  2. Step 2: Convert to fraction form
    21,056,950.40/31,609,045.20 = 16,285,791.20/x
  3. Step 3: Cross multiply
    21,056,950.40x = 31,609,045.20 × 16,285,791.20
  4. Step 4: Simplify right side
    21,056,950.40x = 514,778,310,158,562.19
  5. Step 5: Solve for x
    x = 514,778,310,158,562.19/21,056,950.40
  6. Step 6: Final answer
    x = 24,446,954.59

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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.