Home / 7,391,914.92-10,200,735.14-4,128,776.06

Finding the Fourth Proportional to 7,391,914.92, 10,200,735.14 and 4,128,776.06

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Solution

The fourth proportional to 7,391,914.92, 10,200,735.14 and 4,128,776.06 is: 5,697,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,914.92 : 10,200,735.14 = 4,128,776.06 : x
  2. Step 2: Convert to fraction form
    7,391,914.92/10,200,735.14 = 4,128,776.06/x
  3. Step 3: Cross multiply
    7,391,914.92x = 10,200,735.14 × 4,128,776.06
  4. Step 4: Simplify right side
    7,391,914.92x = 42,116,550,968,785.20
  5. Step 5: Solve for x
    x = 42,116,550,968,785.20/7,391,914.92
  6. Step 6: Final answer
    x = 5,697,650.94

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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.