Home / 11,157,700.80-16,736,551.20-9,268,132.80

Finding the Fourth Proportional to 11,157,700.80, 16,736,551.20 and 9,268,132.80

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Solution

The fourth proportional to 11,157,700.80, 16,736,551.20 and 9,268,132.80 is: 13,902,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,700.80 : 16,736,551.20 = 9,268,132.80 : x
  2. Step 2: Convert to fraction form
    11,157,700.80/16,736,551.20 = 9,268,132.80/x
  3. Step 3: Cross multiply
    11,157,700.80x = 16,736,551.20 × 9,268,132.80
  4. Step 4: Simplify right side
    11,157,700.80x = 155,116,579,135,599.38
  5. Step 5: Solve for x
    x = 155,116,579,135,599.38/11,157,700.80
  6. Step 6: Final answer
    x = 13,902,199.20

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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.