Home / 11,146,652.80-16,719,979.20-9,446,041.60

Finding the Fourth Proportional to 11,146,652.80, 16,719,979.20 and 9,446,041.60

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Solution

The fourth proportional to 11,146,652.80, 16,719,979.20 and 9,446,041.60 is: 14,169,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146,652.80 : 16,719,979.20 = 9,446,041.60 : x
  2. Step 2: Convert to fraction form
    11,146,652.80/16,719,979.20 = 9,446,041.60/x
  3. Step 3: Cross multiply
    11,146,652.80x = 16,719,979.20 × 9,446,041.60
  4. Step 4: Simplify right side
    11,146,652.80x = 157,937,619,074,334.72
  5. Step 5: Solve for x
    x = 157,937,619,074,334.72/11,146,652.80
  6. Step 6: Final answer
    x = 14,169,062.40

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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.