Home / 10,388,512.20-15,582,768.30-6,130,720.20

Finding the Fourth Proportional to 10,388,512.20, 15,582,768.30 and 6,130,720.20

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Solution

The fourth proportional to 10,388,512.20, 15,582,768.30 and 6,130,720.20 is: 9,196,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,512.20 : 15,582,768.30 = 6,130,720.20 : x
  2. Step 2: Convert to fraction form
    10,388,512.20/15,582,768.30 = 6,130,720.20/x
  3. Step 3: Cross multiply
    10,388,512.20x = 15,582,768.30 × 6,130,720.20
  4. Step 4: Simplify right side
    10,388,512.20x = 95,533,592,388,729.67
  5. Step 5: Solve for x
    x = 95,533,592,388,729.67/10,388,512.20
  6. Step 6: Final answer
    x = 9,196,080.30

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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.