Home / 7,752,128.48-10,697,937.33-4,315,181.43

Finding the Fourth Proportional to 7,752,128.48, 10,697,937.33 and 4,315,181.43

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Solution

The fourth proportional to 7,752,128.48, 10,697,937.33 and 4,315,181.43 is: 5,954,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752,128.48 : 10,697,937.33 = 4,315,181.43 : x
  2. Step 2: Convert to fraction form
    7,752,128.48/10,697,937.33 = 4,315,181.43/x
  3. Step 3: Cross multiply
    7,752,128.48x = 10,697,937.33 × 4,315,181.43
  4. Step 4: Simplify right side
    7,752,128.48x = 46,163,540,505,719.78
  5. Step 5: Solve for x
    x = 46,163,540,505,719.78/7,752,128.48
  6. Step 6: Final answer
    x = 5,954,950.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.