Home / 10,184,919.12-14,054,908.20-5,601,240.72

Finding the Fourth Proportional to 10,184,919.12, 14,054,908.20 and 5,601,240.72

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Solution

The fourth proportional to 10,184,919.12, 14,054,908.20 and 5,601,240.72 is: 7,729,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184,919.12 : 14,054,908.20 = 5,601,240.72 : x
  2. Step 2: Convert to fraction form
    10,184,919.12/14,054,908.20 = 5,601,240.72/x
  3. Step 3: Cross multiply
    10,184,919.12x = 14,054,908.20 × 5,601,240.72
  4. Step 4: Simplify right side
    10,184,919.12x = 78,724,924,125,701.89
  5. Step 5: Solve for x
    x = 78,724,924,125,701.89/10,184,919.12
  6. Step 6: Final answer
    x = 7,729,558.10

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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.