Home / 10,890,147.60-16,335,221.40-10,701,190.80

Finding the Fourth Proportional to 10,890,147.60, 16,335,221.40 and 10,701,190.80

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Solution

The fourth proportional to 10,890,147.60, 16,335,221.40 and 10,701,190.80 is: 16,051,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,147.60 : 16,335,221.40 = 10,701,190.80 : x
  2. Step 2: Convert to fraction form
    10,890,147.60/16,335,221.40 = 10,701,190.80/x
  3. Step 3: Cross multiply
    10,890,147.60x = 16,335,221.40 × 10,701,190.80
  4. Step 4: Simplify right side
    10,890,147.60x = 174,806,320,961,643.12
  5. Step 5: Solve for x
    x = 174,806,320,961,643.12/10,890,147.60
  6. Step 6: Final answer
    x = 16,051,786.20

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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.