Home / 5,423,017.18-7,484,427.42-3,131,174.02

Finding the Fourth Proportional to 5,423,017.18, 7,484,427.42 and 3,131,174.02

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Solution

The fourth proportional to 5,423,017.18, 7,484,427.42 and 3,131,174.02 is: 4,321,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,017.18 : 7,484,427.42 = 3,131,174.02 : x
  2. Step 2: Convert to fraction form
    5,423,017.18/7,484,427.42 = 3,131,174.02/x
  3. Step 3: Cross multiply
    5,423,017.18x = 7,484,427.42 × 3,131,174.02
  4. Step 4: Simplify right side
    5,423,017.18x = 23,435,044,692,079.63
  5. Step 5: Solve for x
    x = 23,435,044,692,079.63/5,423,017.18
  6. Step 6: Final answer
    x = 4,321,403.37

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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.