Home / 7,413,031.20-11,119,546.80-7,301,056.80

Finding the Fourth Proportional to 7,413,031.20, 11,119,546.80 and 7,301,056.80

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Solution

The fourth proportional to 7,413,031.20, 11,119,546.80 and 7,301,056.80 is: 10,951,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413,031.20 : 11,119,546.80 = 7,301,056.80 : x
  2. Step 2: Convert to fraction form
    7,413,031.20/11,119,546.80 = 7,301,056.80/x
  3. Step 3: Cross multiply
    7,413,031.20x = 11,119,546.80 × 7,301,056.80
  4. Step 4: Simplify right side
    7,413,031.20x = 81,184,442,777,058.25
  5. Step 5: Solve for x
    x = 81,184,442,777,058.25/7,413,031.20
  6. Step 6: Final answer
    x = 10,951,585.20

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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.