Home / 13,184,047.20-19,776,070.80-13,100,066.40

Finding the Fourth Proportional to 13,184,047.20, 19,776,070.80 and 13,100,066.40

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Solution

The fourth proportional to 13,184,047.20, 19,776,070.80 and 13,100,066.40 is: 19,650,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,047.20 : 19,776,070.80 = 13,100,066.40 : x
  2. Step 2: Convert to fraction form
    13,184,047.20/19,776,070.80 = 13,100,066.40/x
  3. Step 3: Cross multiply
    13,184,047.20x = 19,776,070.80 × 13,100,066.40
  4. Step 4: Simplify right side
    13,184,047.20x = 259,067,840,611,101.12
  5. Step 5: Solve for x
    x = 259,067,840,611,101.12/13,184,047.20
  6. Step 6: Final answer
    x = 19,650,099.60

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Similar ratio
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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.