Home / 10,647,201.70-15,970,802.55-4,968,000.10

Finding the Fourth Proportional to 10,647,201.70, 15,970,802.55 and 4,968,000.10

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Solution

The fourth proportional to 10,647,201.70, 15,970,802.55 and 4,968,000.10 is: 7,452,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,201.70 : 15,970,802.55 = 4,968,000.10 : x
  2. Step 2: Convert to fraction form
    10,647,201.70/15,970,802.55 = 4,968,000.10/x
  3. Step 3: Cross multiply
    10,647,201.70x = 15,970,802.55 × 4,968,000.10
  4. Step 4: Simplify right side
    10,647,201.70x = 79,342,948,665,480.25
  5. Step 5: Solve for x
    x = 79,342,948,665,480.25/10,647,201.70
  6. Step 6: Final answer
    x = 7,452,000.15

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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.