Home / 7,215,570.29-9,954,715.38-4,118,265.56

Finding the Fourth Proportional to 7,215,570.29, 9,954,715.38 and 4,118,265.56

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Solution

The fourth proportional to 7,215,570.29, 9,954,715.38 and 4,118,265.56 is: 5,681,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,570.29 : 9,954,715.38 = 4,118,265.56 : x
  2. Step 2: Convert to fraction form
    7,215,570.29/9,954,715.38 = 4,118,265.56/x
  3. Step 3: Cross multiply
    7,215,570.29x = 9,954,715.38 × 4,118,265.56
  4. Step 4: Simplify right side
    7,215,570.29x = 40,996,161,509,056.32
  5. Step 5: Solve for x
    x = 40,996,161,509,056.32/7,215,570.29
  6. Step 6: Final answer
    x = 5,681,624.58

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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.