Home / 7,197,779.19-9,932,936.03-3,934,607.23

Finding the Fourth Proportional to 7,197,779.19, 9,932,936.03 and 3,934,607.23

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Solution

The fourth proportional to 7,197,779.19, 9,932,936.03 and 3,934,607.23 is: 5,429,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,779.19 : 9,932,936.03 = 3,934,607.23 : x
  2. Step 2: Convert to fraction form
    7,197,779.19/9,932,936.03 = 3,934,607.23/x
  3. Step 3: Cross multiply
    7,197,779.19x = 9,932,936.03 × 3,934,607.23
  4. Step 4: Simplify right side
    7,197,779.19x = 39,082,201,918,765.49
  5. Step 5: Solve for x
    x = 39,082,201,918,765.49/7,197,779.19
  6. Step 6: Final answer
    x = 5,429,758.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.