Home / 30,167,680.60-45,251,520.90-27,805,720.60

Finding the Fourth Proportional to 30,167,680.60, 45,251,520.90 and 27,805,720.60

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Solution

The fourth proportional to 30,167,680.60, 45,251,520.90 and 27,805,720.60 is: 41,708,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167,680.60 : 45,251,520.90 = 27,805,720.60 : x
  2. Step 2: Convert to fraction form
    30,167,680.60/45,251,520.90 = 27,805,720.60/x
  3. Step 3: Cross multiply
    30,167,680.60x = 45,251,520.90 × 27,805,720.60
  4. Step 4: Simplify right side
    30,167,680.60x = 1,258,251,146,870,460.50
  5. Step 5: Solve for x
    x = 1,258,251,146,870,460.50/30,167,680.60
  6. Step 6: Final answer
    x = 41,708,580.90

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1.5x scale

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.