Home / 13,853,054.80-20,800,577.40-10,661,784.40

Finding the Fourth Proportional to 13,853,054.80, 20,800,577.40 and 10,661,784.40

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Solution

The fourth proportional to 13,853,054.80, 20,800,577.40 and 10,661,784.40 is: 16,008,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,054.80 : 20,800,577.40 = 10,661,784.40 : x
  2. Step 2: Convert to fraction form
    13,853,054.80/20,800,577.40 = 10,661,784.40/x
  3. Step 3: Cross multiply
    13,853,054.80x = 20,800,577.40 × 10,661,784.40
  4. Step 4: Simplify right side
    13,853,054.80x = 221,771,271,634,312.56
  5. Step 5: Solve for x
    x = 221,771,271,634,312.56/13,853,054.80
  6. Step 6: Final answer
    x = 16,008,835.22

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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.