Home / 20,546,260.28-30,818,642.96-6,168,954.40

Finding the Fourth Proportional to 20,546,260.28, 30,818,642.96 and 6,168,954.40

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Solution

The fourth proportional to 20,546,260.28, 30,818,642.96 and 6,168,954.40 is: 9,253,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546,260.28 : 30,818,642.96 = 6,168,954.40 : x
  2. Step 2: Convert to fraction form
    20,546,260.28/30,818,642.96 = 6,168,954.40/x
  3. Step 3: Cross multiply
    20,546,260.28x = 30,818,642.96 × 6,168,954.40
  4. Step 4: Simplify right side
    20,546,260.28x = 190,118,803,090,121.03
  5. Step 5: Solve for x
    x = 190,118,803,090,121.03/20,546,260.28
  6. Step 6: Final answer
    x = 9,253,207.18

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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.