Home / 5,218,788.30-7,205,077.14-3,411,101.58

Finding the Fourth Proportional to 5,218,788.30, 7,205,077.14 and 3,411,101.58

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Solution

The fourth proportional to 5,218,788.30, 7,205,077.14 and 3,411,101.58 is: 4,709,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,788.30 : 7,205,077.14 = 3,411,101.58 : x
  2. Step 2: Convert to fraction form
    5,218,788.30/7,205,077.14 = 3,411,101.58/x
  3. Step 3: Cross multiply
    5,218,788.30x = 7,205,077.14 × 3,411,101.58
  4. Step 4: Simplify right side
    5,218,788.30x = 24,577,250,016,275.88
  5. Step 5: Solve for x
    x = 24,577,250,016,275.88/5,218,788.30
  6. Step 6: Final answer
    x = 4,709,378.62

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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.