Home / 13,104,138.80-19,656,208.20-9,277,763.60

Finding the Fourth Proportional to 13,104,138.80, 19,656,208.20 and 9,277,763.60

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Solution

The fourth proportional to 13,104,138.80, 19,656,208.20 and 9,277,763.60 is: 13,916,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,138.80 : 19,656,208.20 = 9,277,763.60 : x
  2. Step 2: Convert to fraction form
    13,104,138.80/19,656,208.20 = 9,277,763.60/x
  3. Step 3: Cross multiply
    13,104,138.80x = 19,656,208.20 × 9,277,763.60
  4. Step 4: Simplify right side
    13,104,138.80x = 182,365,652,951,981.50
  5. Step 5: Solve for x
    x = 182,365,652,951,981.50/13,104,138.80
  6. Step 6: Final answer
    x = 13,916,645.40

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1.5x scale

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.