Home / 7,470,268.54-10,308,698.38-4,162,391.75

Finding the Fourth Proportional to 7,470,268.54, 10,308,698.38 and 4,162,391.75

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Solution

The fourth proportional to 7,470,268.54, 10,308,698.38 and 4,162,391.75 is: 5,743,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,268.54 : 10,308,698.38 = 4,162,391.75 : x
  2. Step 2: Convert to fraction form
    7,470,268.54/10,308,698.38 = 4,162,391.75/x
  3. Step 3: Cross multiply
    7,470,268.54x = 10,308,698.38 × 4,162,391.75
  4. Step 4: Simplify right side
    7,470,268.54x = 42,908,841,121,125.10
  5. Step 5: Solve for x
    x = 42,908,841,121,125.10/7,470,268.54
  6. Step 6: Final answer
    x = 5,743,948.95

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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.