Home / 20,111,702.80-30,167,554.20-6,648,530.80

Finding the Fourth Proportional to 20,111,702.80, 30,167,554.20 and 6,648,530.80

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Solution

The fourth proportional to 20,111,702.80, 30,167,554.20 and 6,648,530.80 is: 9,972,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,702.80 : 30,167,554.20 = 6,648,530.80 : x
  2. Step 2: Convert to fraction form
    20,111,702.80/30,167,554.20 = 6,648,530.80/x
  3. Step 3: Cross multiply
    20,111,702.80x = 30,167,554.20 × 6,648,530.80
  4. Step 4: Simplify right side
    20,111,702.80x = 200,569,913,259,369.34
  5. Step 5: Solve for x
    x = 200,569,913,259,369.34/20,111,702.80
  6. Step 6: Final answer
    x = 9,972,796.20

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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.