Home / 7,601,173.25-10,489,489.43-4,116,483.72

Finding the Fourth Proportional to 7,601,173.25, 10,489,489.43 and 4,116,483.72

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Solution

The fourth proportional to 7,601,173.25, 10,489,489.43 and 4,116,483.72 is: 5,680,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601,173.25 : 10,489,489.43 = 4,116,483.72 : x
  2. Step 2: Convert to fraction form
    7,601,173.25/10,489,489.43 = 4,116,483.72/x
  3. Step 3: Cross multiply
    7,601,173.25x = 10,489,489.43 × 4,116,483.72
  4. Step 4: Simplify right side
    7,601,173.25x = 43,179,812,449,124.66
  5. Step 5: Solve for x
    x = 43,179,812,449,124.66/7,601,173.25
  6. Step 6: Final answer
    x = 5,680,677.32

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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.