Home / 11,380,157.25-15,701,031.65-6,965,280.40

Finding the Fourth Proportional to 11,380,157.25, 15,701,031.65 and 6,965,280.40

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Solution

The fourth proportional to 11,380,157.25, 15,701,031.65 and 6,965,280.40 is: 9,609,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380,157.25 : 15,701,031.65 = 6,965,280.40 : x
  2. Step 2: Convert to fraction form
    11,380,157.25/15,701,031.65 = 6,965,280.40/x
  3. Step 3: Cross multiply
    11,380,157.25x = 15,701,031.65 × 6,965,280.40
  4. Step 4: Simplify right side
    11,380,157.25x = 109,362,087,933,019.50
  5. Step 5: Solve for x
    x = 109,362,087,933,019.50/11,380,157.25
  6. Step 6: Final answer
    x = 9,609,892.51

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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.