Home / 5,328,011.02-7,992,521.55-1,489,833.40

Finding the Fourth Proportional to 5,328,011.02, 7,992,521.55 and 1,489,833.40

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Solution

The fourth proportional to 5,328,011.02, 7,992,521.55 and 1,489,833.40 is: 2,234,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,011.02 : 7,992,521.55 = 1,489,833.40 : x
  2. Step 2: Convert to fraction form
    5,328,011.02/7,992,521.55 = 1,489,833.40/x
  3. Step 3: Cross multiply
    5,328,011.02x = 7,992,521.55 × 1,489,833.40
  4. Step 4: Simplify right side
    5,328,011.02x = 11,907,525,555,409.77
  5. Step 5: Solve for x
    x = 11,907,525,555,409.77/5,328,011.02
  6. Step 6: Final answer
    x = 2,234,891.32

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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.