Home / 7,183,233.39-9,913,071.15-3,920,258.16

Finding the Fourth Proportional to 7,183,233.39, 9,913,071.15 and 3,920,258.16

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Solution

The fourth proportional to 7,183,233.39, 9,913,071.15 and 3,920,258.16 is: 5,410,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,233.39 : 9,913,071.15 = 3,920,258.16 : x
  2. Step 2: Convert to fraction form
    7,183,233.39/9,913,071.15 = 3,920,258.16/x
  3. Step 3: Cross multiply
    7,183,233.39x = 9,913,071.15 × 3,920,258.16
  4. Step 4: Simplify right side
    7,183,233.39x = 38,861,798,066,448.09
  5. Step 5: Solve for x
    x = 38,861,798,066,448.09/7,183,233.39
  6. Step 6: Final answer
    x = 5,410,070.36

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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.