Home / 10,372,719.60-15,558,516.96-3,184,254.72

Finding the Fourth Proportional to 10,372,719.60, 15,558,516.96 and 3,184,254.72

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Solution

The fourth proportional to 10,372,719.60, 15,558,516.96 and 3,184,254.72 is: 4,776,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,719.60 : 15,558,516.96 = 3,184,254.72 : x
  2. Step 2: Convert to fraction form
    10,372,719.60/15,558,516.96 = 3,184,254.72/x
  3. Step 3: Cross multiply
    10,372,719.60x = 15,558,516.96 × 3,184,254.72
  4. Step 4: Simplify right side
    10,372,719.60x = 49,542,281,066,080.05
  5. Step 5: Solve for x
    x = 49,542,281,066,080.05/10,372,719.60
  6. Step 6: Final answer
    x = 4,776,209.42

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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.