Home / 14,435,605.65-19,914,458.11-12,783,436.50

Finding the Fourth Proportional to 14,435,605.65, 19,914,458.11 and 12,783,436.50

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Solution

The fourth proportional to 14,435,605.65, 19,914,458.11 and 12,783,436.50 is: 17,635,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,605.65 : 19,914,458.11 = 12,783,436.50 : x
  2. Step 2: Convert to fraction form
    14,435,605.65/19,914,458.11 = 12,783,436.50/x
  3. Step 3: Cross multiply
    14,435,605.65x = 19,914,458.11 × 12,783,436.50
  4. Step 4: Simplify right side
    14,435,605.65x = 254,575,210,723,815.66
  5. Step 5: Solve for x
    x = 254,575,210,723,815.66/14,435,605.65
  6. Step 6: Final answer
    x = 17,635,228.95

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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.