Home / 4,711,531.20-7,067,296.80-3,218,539.20

Finding the Fourth Proportional to 4,711,531.20, 7,067,296.80 and 3,218,539.20

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Solution

The fourth proportional to 4,711,531.20, 7,067,296.80 and 3,218,539.20 is: 4,827,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711,531.20 : 7,067,296.80 = 3,218,539.20 : x
  2. Step 2: Convert to fraction form
    4,711,531.20/7,067,296.80 = 3,218,539.20/x
  3. Step 3: Cross multiply
    4,711,531.20x = 7,067,296.80 × 3,218,539.20
  4. Step 4: Simplify right side
    4,711,531.20x = 22,746,371,788,834.56
  5. Step 5: Solve for x
    x = 22,746,371,788,834.56/4,711,531.20
  6. Step 6: Final answer
    x = 4,827,808.80

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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.