Home / 14,385,618.40-21,575,662.80-4,288,568.80

Finding the Fourth Proportional to 14,385,618.40, 21,575,662.80 and 4,288,568.80

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Solution

The fourth proportional to 14,385,618.40, 21,575,662.80 and 4,288,568.80 is: 6,432,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,618.40 : 21,575,662.80 = 4,288,568.80 : x
  2. Step 2: Convert to fraction form
    14,385,618.40/21,575,662.80 = 4,288,568.80/x
  3. Step 3: Cross multiply
    14,385,618.40x = 21,575,662.80 × 4,288,568.80
  4. Step 4: Simplify right side
    14,385,618.40x = 92,528,714,323,400.64
  5. Step 5: Solve for x
    x = 92,528,714,323,400.64/14,385,618.40
  6. Step 6: Final answer
    x = 6,432,028.97

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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.