Home / 14,257,114.40-21,385,477.20-4,672,805.60

Finding the Fourth Proportional to 14,257,114.40, 21,385,477.20 and 4,672,805.60

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Solution

The fourth proportional to 14,257,114.40, 21,385,477.20 and 4,672,805.60 is: 7,009,144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,114.40 : 21,385,477.20 = 4,672,805.60 : x
  2. Step 2: Convert to fraction form
    14,257,114.40/21,385,477.20 = 4,672,805.60/x
  3. Step 3: Cross multiply
    14,257,114.40x = 21,385,477.20 × 4,672,805.60
  4. Step 4: Simplify right side
    14,257,114.40x = 99,930,177,618,832.31
  5. Step 5: Solve for x
    x = 99,930,177,618,832.31/14,257,114.40
  6. Step 6: Final answer
    x = 7,009,144.68

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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.