Home / 5,103,788.03-7,043,223.65-2,811,948.72

Finding the Fourth Proportional to 5,103,788.03, 7,043,223.65 and 2,811,948.72

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Solution

The fourth proportional to 5,103,788.03, 7,043,223.65 and 2,811,948.72 is: 3,880,487.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,788.03 : 7,043,223.65 = 2,811,948.72 : x
  2. Step 2: Convert to fraction form
    5,103,788.03/7,043,223.65 = 2,811,948.72/x
  3. Step 3: Cross multiply
    5,103,788.03x = 7,043,223.65 × 2,811,948.72
  4. Step 4: Simplify right side
    5,103,788.03x = 19,805,183,710,544.93
  5. Step 5: Solve for x
    x = 19,805,183,710,544.93/5,103,788.03
  6. Step 6: Final answer
    x = 3,880,487.12

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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.