Home / 7,276,906.35-10,042,178.09-4,013,809.20

Finding the Fourth Proportional to 7,276,906.35, 10,042,178.09 and 4,013,809.20

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Solution

The fourth proportional to 7,276,906.35, 10,042,178.09 and 4,013,809.20 is: 5,539,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,906.35 : 10,042,178.09 = 4,013,809.20 : x
  2. Step 2: Convert to fraction form
    7,276,906.35/10,042,178.09 = 4,013,809.20/x
  3. Step 3: Cross multiply
    7,276,906.35x = 10,042,178.09 × 4,013,809.20
  4. Step 4: Simplify right side
    7,276,906.35x = 40,307,386,805,680.43
  5. Step 5: Solve for x
    x = 40,307,386,805,680.43/7,276,906.35
  6. Step 6: Final answer
    x = 5,539,082.80

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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.