Home / 7,476,577.78-10,317,981.06-4,213,530.04

Finding the Fourth Proportional to 7,476,577.78, 10,317,981.06 and 4,213,530.04

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Solution

The fourth proportional to 7,476,577.78, 10,317,981.06 and 4,213,530.04 is: 5,814,842.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,577.78 : 10,317,981.06 = 4,213,530.04 : x
  2. Step 2: Convert to fraction form
    7,476,577.78/10,317,981.06 = 4,213,530.04/x
  3. Step 3: Cross multiply
    7,476,577.78x = 10,317,981.06 × 4,213,530.04
  4. Step 4: Simplify right side
    7,476,577.78x = 43,475,123,148,461.05
  5. Step 5: Solve for x
    x = 43,475,123,148,461.05/7,476,577.78
  6. Step 6: Final answer
    x = 5,814,842.62

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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.