Home / 14,385,921.40-21,543,452.70-6,804,029.80

Finding the Fourth Proportional to 14,385,921.40, 21,543,452.70 and 6,804,029.80

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Solution

The fourth proportional to 14,385,921.40, 21,543,452.70 and 6,804,029.80 is: 10,189,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,921.40 : 21,543,452.70 = 6,804,029.80 : x
  2. Step 2: Convert to fraction form
    14,385,921.40/21,543,452.70 = 6,804,029.80/x
  3. Step 3: Cross multiply
    14,385,921.40x = 21,543,452.70 × 6,804,029.80
  4. Step 4: Simplify right side
    14,385,921.40x = 146,582,294,165,690.44
  5. Step 5: Solve for x
    x = 146,582,294,165,690.44/14,385,921.40
  6. Step 6: Final answer
    x = 10,189,287.85

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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.