Home / 7,407,671.07-11,167,028.61-6,913,873.81

Finding the Fourth Proportional to 7,407,671.07, 11,167,028.61 and 6,913,873.81

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Solution

The fourth proportional to 7,407,671.07, 11,167,028.61 and 6,913,873.81 is: 10,422,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,671.07 : 11,167,028.61 = 6,913,873.81 : x
  2. Step 2: Convert to fraction form
    7,407,671.07/11,167,028.61 = 6,913,873.81/x
  3. Step 3: Cross multiply
    7,407,671.07x = 11,167,028.61 × 6,913,873.81
  4. Step 4: Simplify right side
    7,407,671.07x = 77,207,426,659,484.39
  5. Step 5: Solve for x
    x = 77,207,426,659,484.39/7,407,671.07
  6. Step 6: Final answer
    x = 10,422,631.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.