Home / 27,517,564.60-41,276,346.90-18,447,638.20

Finding the Fourth Proportional to 27,517,564.60, 41,276,346.90 and 18,447,638.20

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Solution

The fourth proportional to 27,517,564.60, 41,276,346.90 and 18,447,638.20 is: 27,671,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517,564.60 : 41,276,346.90 = 18,447,638.20 : x
  2. Step 2: Convert to fraction form
    27,517,564.60/41,276,346.90 = 18,447,638.20/x
  3. Step 3: Cross multiply
    27,517,564.60x = 41,276,346.90 × 18,447,638.20
  4. Step 4: Simplify right side
    27,517,564.60x = 761,451,113,828,891.50
  5. Step 5: Solve for x
    x = 761,451,113,828,891.50/27,517,564.60
  6. Step 6: Final answer
    x = 27,671,457.30

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Double scale
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Similar ratio
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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.