Home / 14,127,959.83-21,188,145.60-3,890,382.49

Finding the Fourth Proportional to 14,127,959.83, 21,188,145.60 and 3,890,382.49

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Solution

The fourth proportional to 14,127,959.83, 21,188,145.60 and 3,890,382.49 is: 5,834,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127,959.83 : 21,188,145.60 = 3,890,382.49 : x
  2. Step 2: Convert to fraction form
    14,127,959.83/21,188,145.60 = 3,890,382.49/x
  3. Step 3: Cross multiply
    14,127,959.83x = 21,188,145.60 × 3,890,382.49
  4. Step 4: Simplify right side
    14,127,959.83x = 82,429,990,637,810.55
  5. Step 5: Solve for x
    x = 82,429,990,637,810.55/14,127,959.83
  6. Step 6: Final answer
    x = 5,834,528.95

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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.