Home / 74,197,079.99-111,296,567.16-19,609,193.91

Finding the Fourth Proportional to 74,197,079.99, 111,296,567.16 and 19,609,193.91

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Solution

The fourth proportional to 74,197,079.99, 111,296,567.16 and 19,609,193.91 is: 29,414,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197,079.99 : 111,296,567.16 = 19,609,193.91 : x
  2. Step 2: Convert to fraction form
    74,197,079.99/111,296,567.16 = 19,609,193.91/x
  3. Step 3: Cross multiply
    74,197,079.99x = 111,296,567.16 × 19,609,193.91
  4. Step 4: Simplify right side
    74,197,079.99x = 2,182,435,966,957,778
  5. Step 5: Solve for x
    x = 2,182,435,966,957,778/74,197,079.99
  6. Step 6: Final answer
    x = 29,414,041.19

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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.