Home / 13,150,652.44-18,148,460.83-7,349,434.01

Finding the Fourth Proportional to 13,150,652.44, 18,148,460.83 and 7,349,434.01

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Solution

The fourth proportional to 13,150,652.44, 18,148,460.83 and 7,349,434.01 is: 10,142,532.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,652.44 : 18,148,460.83 = 7,349,434.01 : x
  2. Step 2: Convert to fraction form
    13,150,652.44/18,148,460.83 = 7,349,434.01/x
  3. Step 3: Cross multiply
    13,150,652.44x = 18,148,460.83 × 7,349,434.01
  4. Step 4: Simplify right side
    13,150,652.44x = 133,380,915,253,154.81
  5. Step 5: Solve for x
    x = 133,380,915,253,154.81/13,150,652.44
  6. Step 6: Final answer
    x = 10,142,532.16

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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.