Home / 20,804,467.80-31,145,876.10-14,832,499.80

Finding the Fourth Proportional to 20,804,467.80, 31,145,876.10 and 14,832,499.80

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Solution

The fourth proportional to 20,804,467.80, 31,145,876.10 and 14,832,499.80 is: 22,205,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,467.80 : 31,145,876.10 = 14,832,499.80 : x
  2. Step 2: Convert to fraction form
    20,804,467.80/31,145,876.10 = 14,832,499.80/x
  3. Step 3: Cross multiply
    20,804,467.80x = 31,145,876.10 × 14,832,499.80
  4. Step 4: Simplify right side
    20,804,467.80x = 461,971,201,024,074.81
  5. Step 5: Solve for x
    x = 461,971,201,024,074.81/20,804,467.80
  6. Step 6: Final answer
    x = 22,205,384.22

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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.