Home / 7,276,905.35-10,042,176.71-4,013,808.20

Finding the Fourth Proportional to 7,276,905.35, 10,042,176.71 and 4,013,808.20

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Solution

The fourth proportional to 7,276,905.35, 10,042,176.71 and 4,013,808.20 is: 5,539,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,905.35 : 10,042,176.71 = 4,013,808.20 : x
  2. Step 2: Convert to fraction form
    7,276,905.35/10,042,176.71 = 4,013,808.20/x
  3. Step 3: Cross multiply
    7,276,905.35x = 10,042,176.71 × 4,013,808.20
  4. Step 4: Simplify right side
    7,276,905.35x = 40,307,371,184,270.66
  5. Step 5: Solve for x
    x = 40,307,371,184,270.66/7,276,905.35
  6. Step 6: Final answer
    x = 5,539,081.42

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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.