Home / 21,549,200.40-32,327,429.40-6,404,662.80

Finding the Fourth Proportional to 21,549,200.40, 32,327,429.40 and 6,404,662.80

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Solution

The fourth proportional to 21,549,200.40, 32,327,429.40 and 6,404,662.80 is: 9,608,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549,200.40 : 32,327,429.40 = 6,404,662.80 : x
  2. Step 2: Convert to fraction form
    21,549,200.40/32,327,429.40 = 6,404,662.80/x
  3. Step 3: Cross multiply
    21,549,200.40x = 32,327,429.40 × 6,404,662.80
  4. Step 4: Simplify right side
    21,549,200.40x = 207,046,284,497,806.31
  5. Step 5: Solve for x
    x = 207,046,284,497,806.31/21,549,200.40
  6. Step 6: Final answer
    x = 9,608,072.72

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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.