Home / 5,103,806.04-7,043,248.44-2,811,966.72

Finding the Fourth Proportional to 5,103,806.04, 7,043,248.44 and 2,811,966.72

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Solution

The fourth proportional to 5,103,806.04, 7,043,248.44 and 2,811,966.72 is: 3,880,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,806.04 : 7,043,248.44 = 2,811,966.72 : x
  2. Step 2: Convert to fraction form
    5,103,806.04/7,043,248.44 = 2,811,966.72/x
  3. Step 3: Cross multiply
    5,103,806.04x = 7,043,248.44 × 2,811,966.72
  4. Step 4: Simplify right side
    5,103,806.04x = 19,805,380,213,971.92
  5. Step 5: Solve for x
    x = 19,805,380,213,971.92/5,103,806.04
  6. Step 6: Final answer
    x = 3,880,511.93

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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.