Home / 7,098,339.25-9,795,708.17-4,042,837.81

Finding the Fourth Proportional to 7,098,339.25, 9,795,708.17 and 4,042,837.81

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Solution

The fourth proportional to 7,098,339.25, 9,795,708.17 and 4,042,837.81 is: 5,579,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,339.25 : 9,795,708.17 = 4,042,837.81 : x
  2. Step 2: Convert to fraction form
    7,098,339.25/9,795,708.17 = 4,042,837.81/x
  3. Step 3: Cross multiply
    7,098,339.25x = 9,795,708.17 × 4,042,837.81
  4. Step 4: Simplify right side
    7,098,339.25x = 39,602,459,365,401.91
  5. Step 5: Solve for x
    x = 39,602,459,365,401.91/7,098,339.25
  6. Step 6: Final answer
    x = 5,579,116.18

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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.