Home / 14,976,117.76-20,667,047.04-8,451,134.08

Finding the Fourth Proportional to 14,976,117.76, 20,667,047.04 and 8,451,134.08

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Solution

The fourth proportional to 14,976,117.76, 20,667,047.04 and 8,451,134.08 is: 11,662,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,117.76 : 20,667,047.04 = 8,451,134.08 : x
  2. Step 2: Convert to fraction form
    14,976,117.76/20,667,047.04 = 8,451,134.08/x
  3. Step 3: Cross multiply
    14,976,117.76x = 20,667,047.04 × 8,451,134.08
  4. Step 4: Simplify right side
    14,976,117.76x = 174,659,985,572,707.12
  5. Step 5: Solve for x
    x = 174,659,985,572,707.12/14,976,117.76
  6. Step 6: Final answer
    x = 11,662,567.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.