Home / 5,176,721.85-7,756,225.43-3,281,248.95

Finding the Fourth Proportional to 5,176,721.85, 7,756,225.43 and 3,281,248.95

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Solution

The fourth proportional to 5,176,721.85, 7,756,225.43 and 3,281,248.95 is: 4,916,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,721.85 : 7,756,225.43 = 3,281,248.95 : x
  2. Step 2: Convert to fraction form
    5,176,721.85/7,756,225.43 = 3,281,248.95/x
  3. Step 3: Cross multiply
    5,176,721.85x = 7,756,225.43 × 3,281,248.95
  4. Step 4: Simplify right side
    5,176,721.85x = 25,450,106,531,744.55
  5. Step 5: Solve for x
    x = 25,450,106,531,744.55/5,176,721.85
  6. Step 6: Final answer
    x = 4,916,259.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.