Home / 6,302,621.68-8,697,637.55-3,653,985.39

Finding the Fourth Proportional to 6,302,621.68, 8,697,637.55 and 3,653,985.39

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Solution

The fourth proportional to 6,302,621.68, 8,697,637.55 and 3,653,985.39 is: 5,042,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302,621.68 : 8,697,637.55 = 3,653,985.39 : x
  2. Step 2: Convert to fraction form
    6,302,621.68/8,697,637.55 = 3,653,985.39/x
  3. Step 3: Cross multiply
    6,302,621.68x = 8,697,637.55 × 3,653,985.39
  4. Step 4: Simplify right side
    6,302,621.68x = 31,781,040,495,201.38
  5. Step 5: Solve for x
    x = 31,781,040,495,201.38/6,302,621.68
  6. Step 6: Final answer
    x = 5,042,511.22

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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.