Home / 12,451,527.20-18,659,794.80-9,897,111.20

Finding the Fourth Proportional to 12,451,527.20, 18,659,794.80 and 9,897,111.20

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Solution

The fourth proportional to 12,451,527.20, 18,659,794.80 and 9,897,111.20 is: 14,831,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,527.20 : 18,659,794.80 = 9,897,111.20 : x
  2. Step 2: Convert to fraction form
    12,451,527.20/18,659,794.80 = 9,897,111.20/x
  3. Step 3: Cross multiply
    12,451,527.20x = 18,659,794.80 × 9,897,111.20
  4. Step 4: Simplify right side
    12,451,527.20x = 184,678,064,104,781.75
  5. Step 5: Solve for x
    x = 184,678,064,104,781.75/12,451,527.20
  6. Step 6: Final answer
    x = 14,831,760.08

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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.